/* Force Font Awesome icons to stay upright */
    #module-rw-ap7920-features i,
    #module-rw-ap7920-features .fas,
    #module-rw-ap7920-features .far,
    #module-rw-ap7920-features .fab,
    #module-rw-ap7920-features .fa {
        font-style: normal !important;
    }

    #module-rw-ap7920-features * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    #module-rw-ap7920-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-ap7920-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-ap7920-features .features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
    }
    #module-rw-ap7920-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-ap7920-features .feature-card:hover {
      transform: translateY(-6px);
      box-shadow: 0 12px 28px rgba(37, 99, 235, 0.12);
      border-color: #2563eb;
    }
    #module-rw-ap7920-features .feature-header {
      display: flex;
      align-items: center;
      gap: 12px;
      width: 100%;
      margin-bottom: 20px;
    }
    #module-rw-ap7920-features .feature-header i {
      font-size: 26px;
      color: #2563eb;
      flex-shrink: 0;
    }
    #module-rw-ap7920-features .feature-card h3 {
      font-size: 20px;
      font-weight: 700;
      color: #0f172a;
      text-align: left;
      line-height: 1.4;
    }

    /* Common diagram base */
    #module-rw-ap7920-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. Wi-Fi 7 Four-Radio Performance Diagram */
    .diag-4radio-rate {
      display: flex;
      align-items: flex-end;
      justify-content: center;
      gap: 14px;
      width: 85%;
      height: 100px;
    }
    .diag-4radio-rate .radio-bar {
      width: 50px;
      border-radius: 4px 4px 0 0;
      animation: bar-grow-7920 2.5s infinite ease-in-out;
      position: relative;
    }
    .diag-4radio-rate .bar-24g { height: 20%; background: #93c5fd; animation-delay: 0s; }
    .diag-4radio-rate .bar-5g1 { height: 80%; background: #60a5fa; animation-delay: 0.2s; }
    .diag-4radio-rate .bar-5g2 { height: 80%; background: #3b82f6; animation-delay: 0.4s; }
    .diag-4radio-rate .bar-ai { height: 35%; background: #1d4ed8; animation-delay: 0.6s; }
    .diag-4radio-rate .bar-label {
      position: absolute;
      bottom: -24px;
      left: 50%;
      transform: translateX(-50%);
      font-size: 10px;
      color: #1e40af;
      font-weight: 600;
      white-space: nowrap;
    }
    .diag-4radio-rate .rate-badge {
      position: absolute;
      top: 14px;
      right: 18px;
      background: #1e40af;
      color: white;
      padding: 5px 12px;
      border-radius: 12px;
      font-size: 12px;
      font-weight: 700;
    }
    @keyframes bar-grow-7920 {
      0%, 100% { transform: scaleY(0.95); }
      50% { transform: scaleY(1.05); }
    }

    /* 2. Independent AI Radio Diagram */
    .diag-ai-radio-single {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 80%;
    }
    .diag-ai-radio-single .ai-core {
      width: 68px;
      height: 68px;
      background: #2563eb;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-size: 13px;
      font-weight: 700;
      text-align: center;
      line-height: 1.2;
      animation: ai-pulse-7920 2s infinite ease-in-out;
      position: relative;
      z-index: 2;
      padding: 8px;
    }
    .diag-ai-radio-single .scan-ring {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      border: 2px solid rgba(37,99,235,0.3);
      border-radius: 50%;
      animation: scan-expand 2.5s infinite ease-out;
    }
    .diag-ai-radio-single .ring1 { width: 90px; height: 90px; animation-delay: 0s; }
    .diag-ai-radio-single .ring2 { width: 120px; height: 120px; animation-delay: 0.6s; }
    .diag-ai-radio-single .ring3 { width: 150px; height: 150px; animation-delay: 1.2s; }
    @keyframes ai-pulse-7920 {
      0%, 100% { transform: scale(1); }
      50% { transform: scale(1.05); }
    }
    @keyframes scan-expand {
      0% { opacity: 0.8; transform: translate(-50%, -50%) scale(0.85); }
      100% { opacity: 0; transform: translate(-50%, -50%) scale(1.2); }
    }
    .diag-ai-radio-single .tag-row {
      position: absolute;
      bottom: 16px;
      display: flex;
      gap: 8px;
    }
    .diag-ai-radio-single .tag {
      background: white;
      color: #1e40af;
      padding: 3px 8px;
      border-radius: 10px;
      font-size: 9px;
      font-weight: 600;
      border: 1px solid #bfdbfe;
    }

    /* 3. 10G Combo Uplink Diagram */
    .diag-10g-combo {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 20px;
      width: 85%;
    }
    .diag-10g-combo .port-box {
      width: 72px;
      height: 54px;
      border-radius: 6px;
      background: white;
      border: 2px solid #2563eb;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 3px;
      z-index: 2;
      padding: 6px 8px;
    }
    .diag-10g-combo .port-icon {
      font-size: 18px;
      color: #2563eb;
    }
    .diag-10g-combo .port-text {
      font-size: 10px;
      font-weight: 700;
      color: #1e40af;
      text-align: center;
    }
    .diag-10g-combo .ap-center {
      width: 76px;
      height: 76px;
      background: #2563eb;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-size: 12px;
      font-weight: 700;
      text-align: center;
      line-height: 1.2;
      z-index: 2;
      padding: 8px;
    }
    .diag-10g-combo .data-flow {
      position: absolute;
      top: 50%;
      height: 3px;
      background: linear-gradient(90deg, transparent, #2563eb, transparent);
      animation: flow-move 1.5s infinite linear;
    }
    @keyframes flow-move {
      0% { background-position: -80px 0; }
      100% { background-position: 80px 0; }
    }
    .diag-10g-combo .speed-tag {
      position: absolute;
      top: 16px;
      background: #1e40af;
      color: white;
      padding: 4px 12px;
      border-radius: 12px;
      font-size: 12px;
      font-weight: 700;
    }
    .diag-10g-combo .priority-tag {
      position: absolute;
      bottom: 16px;
      background: #059669;
      color: white;
      padding: 3px 10px;
      border-radius: 10px;
      font-size: 10px;
      font-weight: 600;
    }

    /* 4. IoT Expansion Diagram */
    .diag-iot-grid {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr;
      grid-template-rows: 1fr 1fr;
      gap: 12px;
      width: 85%;
      height: 120px;
      align-items: center;
      justify-items: center;
    }
    .diag-iot-grid .ap-core {
      grid-column: 2 / 3;
      grid-row: 1 / 3;
      width: 64px;
      height: 64px;
      background: #2563eb;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-size: 11px;
      font-weight: 700;
      text-align: center;
      line-height: 1.2;
      z-index: 2;
      padding: 8px;
    }
    .diag-iot-grid .iot-item {
      width: 56px;
      height: 44px;
      border-radius: 6px;
      background: white;
      border: 2px solid #3b82f6;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 2px;
      z-index: 2;
      padding: 6px;
      animation: iot-blink 2s infinite ease-in-out;
    }
    .diag-iot-grid .iot-item:nth-child(1) { animation-delay: 0s; }
    .diag-iot-grid .iot-item:nth-child(2) { animation-delay: 0.3s; }
    .diag-iot-grid .iot-item:nth-child(4) { animation-delay: 0.6s; }
    .diag-iot-grid .iot-item:nth-child(5) { animation-delay: 0.9s; }
    .diag-iot-grid .iot-icon {
      font-size: 14px;
      color: #2563eb;
    }
    .diag-iot-grid .iot-text {
      font-size: 9px;
      font-weight: 600;
      color: #1e40af;
      text-align: center;
    }
    @keyframes iot-blink {
      0%, 100% { transform: scale(0.95); opacity: 0.85; }
      50% { transform: scale(1.05); opacity: 1; }
    }

    /* 5. Flexible Power Diagram */
    .diag-power-modes {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 18px;
      width: 85%;
    }
    .diag-power-modes .power-box,
    .diag-power-modes .eco-box {
      width: 56px;
      height: 52px;
      border-radius: 6px;
      background: white;
      border: 2px solid #2563eb;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 2px;
      z-index: 2;
      padding: 6px 8px;
    }
    .diag-power-modes .power-icon,
    .diag-power-modes .eco-icon {
      font-size: 18px;
      color: #2563eb;
    }
    .diag-power-modes .power-text,
    .diag-power-modes .eco-text {
      font-size: 9px;
      font-weight: 700;
      color: #1e40af;
      text-align: center;
      line-height: 1.3;
    }
    .diag-power-modes .ap-center {
      width: 68px;
      height: 68px;
      background: #2563eb;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-size: 11px;
      font-weight: 700;
      text-align: center;
      line-height: 1.2;
      z-index: 2;
      padding: 8px;
    }
    .diag-power-modes .power-flow {
      position: absolute;
      top: 50%;
      height: 3px;
      background: linear-gradient(90deg, #fbbf24, #f59e0b, #fbbf24);
      animation: power-flow 2s infinite linear;
    }
    @keyframes power-flow {
      0% { background-position: -60px 0; }
      100% { background-position: 60px 0; }
    }
    .diag-power-modes .watt-tag {
      position: absolute;
      top: 14px;
      background: #1e40af;
      color: white;
      padding: 4px 10px;
      border-radius: 10px;
      font-size: 11px;
      font-weight: 700;
    }

    /* 6. Security & Branch Diagram */
    .diag-security-branch {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 22px;
      width: 85%;
    }
    .diag-security-branch .shield {
      width: 60px;
      height: 72px;
      position: relative;
      animation: shield-pulse 2s infinite ease-in-out;
      z-index: 2;
    }
    .diag-security-branch .shield::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 78%;
      background: #2563eb;
      border-radius: 50% 50% 0 0 / 40% 40% 0 0;
    }
    .diag-security-branch .shield::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 50%;
      transform: translateX(-50%);
      border-left: 30px solid transparent;
      border-right: 30px solid transparent;
      border-top: 20px solid #2563eb;
    }
    .diag-security-branch .shield-text {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -60%);
      color: white;
      font-size: 12px;
      font-weight: 700;
      z-index: 3;
    }
    .diag-security-branch .vpn-box {
      width: 60px;
      height: 52px;
      border-radius: 6px;
      background: white;
      border: 2px solid #2563eb;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 2px;
      z-index: 2;
      padding: 6px 8px;
    }
    .diag-security-branch .vpn-icon {
      font-size: 16px;
      color: #2563eb;
    }
    .diag-security-branch .vpn-text {
      font-size: 10px;
      font-weight: 700;
      color: #1e40af;
      text-align: center;
    }
    .diag-security-branch .tunnel-flow {
      position: absolute;
      top: 50%;
      height: 3px;
      background: linear-gradient(90deg, transparent, #2563eb, transparent);
      animation: flow-move 2s infinite linear;
    }
    @keyframes shield-pulse {
      0%, 100% { transform: scale(1); }
      50% { transform: scale(1.05); }
    }

    /* Feature list */
    #module-rw-ap7920-features .feature-list {
      width: 100%;
      list-style: none;
      padding-left: 0;
    }
    #module-rw-ap7920-features .feature-list li {
      position: relative;
      padding-left: 20px;
      margin-bottom: 8px;
      color: #475569;
      text-align: left;
      font-size: 15px;
    }
    #module-rw-ap7920-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-ap7920-features .features-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }
    @media (max-width: 576px) {
      #module-rw-ap7920-features .features-grid {
        grid-template-columns: 1fr;
      }
      #module-rw-ap7920-features .section-title {
        font-size: 22px;
      }
    }