/* Force Font Awesome icons to stay upright */
    #module-rw-ac5120-features i,
    #module-rw-ac5120-features .fas,
    #module-rw-ac5120-features .far,
    #module-rw-ac5120-features .fab,
    #module-rw-ac5120-features .fa {
        font-style: normal !important;
    }

    #module-rw-ac5120-features * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    #module-rw-ac5120-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-ac5120-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-ac5120-features .features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
    }
    #module-rw-ac5120-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-ac5120-features .feature-card:hover {
      transform: translateY(-6px);
      box-shadow: 0 12px 28px rgba(37, 99, 235, 0.12);
      border-color: #2563eb;
    }
    #module-rw-ac5120-features .feature-header {
      display: flex;
      align-items: center;
      gap: 12px;
      width: 100%;
      margin-bottom: 20px;
      min-height: 56px;
    }
    #module-rw-ac5120-features .feature-header i {
      font-size: 26px;
      color: #2563eb;
      flex-shrink: 0;
      width: 32px;
      text-align: center;
    }
    #module-rw-ac5120-features .feature-card h3 {
      font-size: 19px;
      font-weight: 700;
      color: #0f172a;
      text-align: left;
      line-height: 1.4;
    }

    /* Common diagram base - strict spacing per requirements */
    #module-rw-ac5120-features .feature-diagram {
      width: 100%;
      height: 170px;
      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;
      padding: 16px;
    }

    /* 1. 10Gbps Forwarding Diagram - strict 12px horizontal spacing */
    #module-rw-ac5120-features .diag-10g {
      display: flex;
      align-items: center;
      justify-content: space-between;
      width: 100%;
      max-width: 240px;
      position: relative;
      gap: 16px;
    }
    #module-rw-ac5120-features .diag-10g .end-node {
      width: 48px;
      height: 48px;
      background: white;
      border: 2px solid #2563eb;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      color: #2563eb;
      z-index: 2;
      flex-shrink: 0;
    }
    #module-rw-ac5120-features .diag-10g .ac-node {
      width: 72px;
      height: 64px;
      background: white;
      border: 3px solid #2563eb;
      border-radius: 8px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 4px;
      z-index: 2;
      padding: 8px;
      flex-shrink: 0;
    }
    #module-rw-ac5120-features .diag-10g .ac-icon {
      font-size: 20px;
      color: #2563eb;
    }
    #module-rw-ac5120-features .diag-10g .ac-text {
      font-size: 9px;
      font-weight: 700;
      color: #1e40af;
      line-height: 1.2;
      text-align: center;
    }
    #module-rw-ac5120-features .diag-10g .flow-line {
      position: absolute;
      top: 50%;
      left: 48px;
      right: 48px;
      height: 3px;
      background: linear-gradient(90deg, transparent 0%, #2563eb 20%, #2563eb 80%, transparent 100%);
      background-size: 40px 100%;
      animation: flowMove 1.5s infinite linear;
      z-index: 1;
    }
    @keyframes flowMove {
      0% { background-position: 0 0; }
      100% { background-position: 40px 0; }
    }
    #module-rw-ac5120-features .diag-10g .speed-badge {
      position: absolute;
      top: 8px;
      right: 8px;
      background: #1e40af;
      color: white;
      padding: 4px 10px;
      border-radius: 10px;
      font-size: 10px;
      font-weight: 700;
      z-index: 3;
    }

    /* 2. Scalable AP Management Diagram */
    #module-rw-ac5120-features .diag-scale {
      width: 100%;
      max-width: 220px;
      height: 100%;
      position: relative;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    #module-rw-ac5120-features .diag-scale .ac-core {
      width: 64px;
      height: 64px;
      background: white;
      border: 3px solid #2563eb;
      border-radius: 10px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 2px;
      z-index: 3;
      animation: corePulse 2s infinite ease-in-out;
    }
    @keyframes corePulse {
      0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(37,99,235,0.4); }
      50% { transform: scale(1.03); box-shadow: 0 0 0 6px rgba(37,99,235,0); }
    }
    #module-rw-ac5120-features .diag-scale .ac-icon {
      font-size: 20px;
      color: #2563eb;
    }
    #module-rw-ac5120-features .diag-scale .ac-text {
      font-size: 8px;
      font-weight: 700;
      color: #1e40af;
    }
    #module-rw-ac5120-features .diag-scale .ap-ring {
      position: absolute;
      width: 140px;
      height: 140px;
      border: 2px dashed rgba(37,99,235,0.3);
      border-radius: 50%;
      animation: ringRotate 12s infinite linear;
    }
    @keyframes ringRotate {
      from { transform: rotate(0deg); }
      to { transform: rotate(360deg); }
    }
    #module-rw-ac5120-features .diag-scale .ap-node {
      position: absolute;
      width: 30px;
      height: 30px;
      background: white;
      border: 2px solid #2563eb;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 13px;
      color: #2563eb;
    }
    #module-rw-ac5120-features .diag-scale .ap-top { top: 0; left: 50%; transform: translateX(-50%); }
    #module-rw-ac5120-features .diag-scale .ap-bottom { bottom: 0; left: 50%; transform: translateX(-50%); }
    #module-rw-ac5120-features .diag-scale .ap-left { left: 0; top: 50%; transform: translateY(-50%); }
    #module-rw-ac5120-features .diag-scale .ap-right { right: 0; top: 50%; transform: translateY(-50%); }
    #module-rw-ac5120-features .diag-scale .scale-badge {
      position: absolute;
      bottom: 8px;
      left: 50%;
      transform: translateX(-50%);
      background: #7c3aed;
      color: white;
      padding: 4px 10px;
      border-radius: 10px;
      font-size: 10px;
      font-weight: 700;
      z-index: 3;
      white-space: nowrap;
    }

    /* 3. AC Virtualization Diagram */
    #module-rw-ac5120-features .diag-virt {
      width: 100%;
      max-width: 240px;
      position: relative;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 12px;
    }
    #module-rw-ac5120-features .diag-virt .phys-ac {
      width: 48px;
      height: 56px;
      background: white;
      border: 2px solid #2563eb;
      border-radius: 6px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      color: #2563eb;
      z-index: 2;
      flex-shrink: 0;
    }
    #module-rw-ac5120-features .diag-virt .logical-boundary {
      position: absolute;
      width: 100%;
      height: 88px;
      border: 2px dashed rgba(124, 58, 237, 0.5);
      border-radius: 10px;
      background: rgba(124, 58, 237, 0.05);
      z-index: 1;
      animation: boundaryPulse 2.5s infinite ease-in-out;
    }
    @keyframes boundaryPulse {
      0%, 100% { opacity: 0.6; }
      50% { opacity: 1; }
    }
    #module-rw-ac5120-features .diag-virt .sync-line {
      position: absolute;
      height: 2px;
      background: #93c5fd;
      z-index: 1;
      top: 50%;
      left: 48px;
      right: 48px;
      animation: syncBlink 1.5s infinite ease-in-out;
    }
    @keyframes syncBlink {
      0%, 100% { opacity: 0.4; }
      50% { opacity: 1; }
    }
    #module-rw-ac5120-features .diag-virt .virt-badge {
      position: absolute;
      top: 8px;
      left: 50%;
      transform: translateX(-50%);
      background: #7c3aed;
      color: white;
      padding: 4px 10px;
      border-radius: 10px;
      font-size: 10px;
      font-weight: 700;
      z-index: 3;
      white-space: nowrap;
    }

    /* 4. Seamless Roaming Diagram */
    #module-rw-ac5120-features .diag-roam {
      width: 100%;
      max-width: 240px;
      position: relative;
      height: 100%;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    #module-rw-ac5120-features .diag-roam .ap-point {
      position: absolute;
      width: 44px;
      height: 44px;
      background: white;
      border: 2px solid #2563eb;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      color: #2563eb;
      z-index: 2;
    }
    #module-rw-ac5120-features .diag-roam .ap-left { left: 16px; }
    #module-rw-ac5120-features .diag-roam .ap-right { right: 16px; }
    #module-rw-ac5120-features .diag-roam .roam-path {
      position: absolute;
      top: 50%;
      left: 60px;
      right: 60px;
      height: 2px;
      border-top: 2px dashed #93c5fd;
      z-index: 1;
    }
    #module-rw-ac5120-features .diag-roam .client-node {
      position: absolute;
      width: 32px;
      height: 32px;
      background: white;
      border: 2px solid #10b981;
      border-radius: 6px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      color: #10b981;
      z-index: 3;
      animation: roamMove 3.5s infinite ease-in-out;
    }
    @keyframes roamMove {
      0%, 100% { left: 60px; }
      50% { left: calc(100% - 92px); }
    }
    #module-rw-ac5120-features .diag-roam .roam-badge {
      position: absolute;
      top: 8px;
      left: 50%;
      transform: translateX(-50%);
      background: #10b981;
      color: white;
      padding: 4px 10px;
      border-radius: 10px;
      font-size: 10px;
      font-weight: 700;
      z-index: 3;
      white-space: nowrap;
    }

    /* 5. DPI Security Diagram */
    #module-rw-ac5120-features .diag-sec {
      width: 100%;
      max-width: 220px;
      position: relative;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    #module-rw-ac5120-features .diag-sec .shield-core {
      width: 68px;
      height: 76px;
      background: white;
      border: 3px solid #2563eb;
      border-radius: 50% 50% 50% 50% / 40% 40% 60% 60%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 26px;
      color: #2563eb;
      z-index: 3;
      animation: shieldPulse 2s infinite ease-in-out;
    }
    @keyframes shieldPulse {
      0%, 100% { transform: scale(1); }
      50% { transform: scale(1.04); }
    }
    #module-rw-ac5120-features .diag-sec .sec-item {
      position: absolute;
      width: 36px;
      height: 36px;
      background: white;
      border: 2px solid #2563eb;
      border-radius: 6px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 15px;
      color: #2563eb;
      z-index: 2;
    }
    #module-rw-ac5120-features .diag-sec .sec-1 { top: 12px; left: 12px; }
    #module-rw-ac5120-features .diag-sec .sec-2 { top: 12px; right: 12px; }
    #module-rw-ac5120-features .diag-sec .sec-3 { bottom: 12px; left: 12px; }
    #module-rw-ac5120-features .diag-sec .sec-4 { bottom: 12px; right: 12px; }
    #module-rw-ac5120-features .diag-sec .sec-badge {
      position: absolute;
      top: 20px;
      left: 50%;
      transform: translateX(-50%);
      background: #ef4444;
      color: white;
      padding: 4px 10px;
      border-radius: 10px;
      font-size: 10px;
      font-weight: 700;
      z-index: 3;
      white-space: nowrap;
    }

    /* 6. Intelligent O&M Diagram */
    #module-rw-ac5120-features .diag-om {
      width: 100%;
      max-width: 220px;
      position: relative;
      height: 100%;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: space-between;
      padding: 12px 0;
    }
    #module-rw-ac5120-features .diag-om .cloud-node {
      width: 72px;
      height: 52px;
      background: white;
      border: 3px solid #2563eb;
      border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      color: #2563eb;
      z-index: 3;
      animation: cloudFloat 3s infinite ease-in-out;
    }
    @keyframes cloudFloat {
      0%, 100% { transform: translateY(0); }
      50% { transform: translateY(-3px); }
    }
    #module-rw-ac5120-features .diag-om .dashboard {
      width: 110px;
      height: 52px;
      background: white;
      border: 2px solid #2563eb;
      border-radius: 6px;
      display: flex;
      align-items: flex-end;
      justify-content: center;
      gap: 8px;
      padding: 8px;
      z-index: 2;
    }
    #module-rw-ac5120-features .diag-om .bar {
      width: 10px;
      background: #2563eb;
      border-radius: 2px 2px 0 0;
      animation: barGrow 1.5s infinite ease-in-out;
    }
    #module-rw-ac5120-features .diag-om .bar-1 { height: 16px; animation-delay: 0s; }
    #module-rw-ac5120-features .diag-om .bar-2 { height: 28px; animation-delay: 0.2s; }
    #module-rw-ac5120-features .diag-om .bar-3 { height: 22px; animation-delay: 0.4s; }
    #module-rw-ac5120-features .diag-om .bar-4 { height: 32px; animation-delay: 0.6s; }
    @keyframes barGrow {
      0%, 100% { transform: scaleY(0.85); }
      50% { transform: scaleY(1.05); }
    }
    #module-rw-ac5120-features .diag-om .om-badge {
      position: absolute;
      top: 8px;
      right: 8px;
      background: #0ea5e9;
      color: white;
      padding: 4px 10px;
      border-radius: 10px;
      font-size: 10px;
      font-weight: 700;
      z-index: 3;
    }

    /* Feature List - strict 8px blue dot per requirement */
    #module-rw-ac5120-features .feature-list {
      width: 100%;
      list-style: none;
      padding: 0;
      margin: 0;
    }
    #module-rw-ac5120-features .feature-list li {
      position: relative;
      padding-left: 20px;
      margin-bottom: 10px;
      font-size: 14px;
      line-height: 1.6;
      color: #334155;
    }
    #module-rw-ac5120-features .feature-list li::before {
      content: "";
      position: absolute;
      left: 0;
      top: 9px;
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background-color: #2563eb;
    }

    /* Responsive breakpoints per requirement */
    @media (max-width: 992px) {
      #module-rw-ac5120-features .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
      }
    }
    @media (max-width: 768px) {
      #module-rw-ac5120-features .features-grid {
        grid-template-columns: 1fr;
      }
      #module-rw-ac5120-features .section-title {
        font-size: 22px;
      }
    }