Back to CSS Mega Menus Cyberpunk OS CSS + JS
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HTML
<nav class="mm-cyb" aria-label="Cyberpunk OS console menu">
  <ul class="nav-bar" role="menubar">

    <!-- NETWORK -->
    <li class="nav-item" role="none">
      <button type="button" class="nav-trigger" role="menuitem" aria-haspopup="true" aria-expanded="false">
        <span class="icon" aria-hidden="true">&#9678;</span>
        <span class="label">Network</span>
        <span class="chevron" aria-hidden="true">&#9662;</span>
      </button>
      <div class="mega grid-tech" role="menu">
        <div class="mega-status" aria-hidden="true">
          <div class="status-header">NODE STATUS</div>
          <div class="status-line"><span class="key">UPTIME</span><span class="val">99.97%</span></div>
          <div class="status-line"><span class="key">LATENCY</span><span class="val">4ms</span></div>
          <div class="status-line"><span class="key">NODES</span><span class="val">1,284</span></div>
          <div class="status-line"><span class="key">THREATS</span><span class="val alert">3 ACTIVE</span></div>
          <div class="status-line"><span class="key">FIREWALL</span><span class="val">ACTIVE</span></div>
          <div class="status-bar-wrap">
            <div class="status-bar-label"><span>BANDWIDTH</span><span>78%</span></div>
            <div class="status-bar"><span class="status-bar-fill" style="width:78%"></span></div>
            <div class="status-bar-label"><span>CPU LOAD</span><span>43%</span></div>
            <div class="status-bar"><span class="status-bar-fill warn" style="width:43%"></span></div>
          </div>
        </div>
        <div class="mega-col">
          <div class="mega-col-title">Infrastructure</div>
          <ul class="mega-links">
            <li><a href="#" role="menuitem"><span class="cmd">01</span>Load Balancers</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">02</span>CDN Nodes <span class="tag">LIVE</span></a></li>
            <li><a href="#" role="menuitem"><span class="cmd">03</span>DNS Configuration</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">04</span>VPN Gateway</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">05</span>Proxy Clusters</a></li>
          </ul>
        </div>
        <div class="mega-col">
          <div class="mega-col-title">Security</div>
          <ul class="mega-links">
            <li><a href="#" role="menuitem"><span class="cmd">01</span>Firewall Rules</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">02</span>DDoS Shield <span class="tag red">3 ALERTS</span></a></li>
            <li><a href="#" role="menuitem"><span class="cmd">03</span>Intrusion Detection</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">04</span>SSL/TLS Certs</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">05</span>Zero Trust Policies</a></li>
          </ul>
        </div>
        <div class="mega-col">
          <div class="mega-col-title">Monitoring</div>
          <ul class="mega-links">
            <li><a href="#" role="menuitem"><span class="cmd">01</span>Live Traffic Map</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">02</span>Packet Inspector</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">03</span>Alert Manager</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">04</span>Latency Graphs</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">05</span>Topology View</a></li>
          </ul>
        </div>
        <div class="mega-footer">
          <div class="log">LAST SYNC: <span>00:00:04 AGO</span> &middot; SESSION: <span>A4F-8812</span></div>
          <div class="actions">
            <a href="#" class="btn ghost">Diagnostics</a>
            <a href="#" class="btn">Open Console</a>
          </div>
        </div>
      </div>
    </li>

    <!-- DATAOPS -->
    <li class="nav-item" role="none">
      <button type="button" class="nav-trigger" role="menuitem" aria-haspopup="true" aria-expanded="false">
        <span class="icon" aria-hidden="true">&#9707;</span>
        <span class="label">DataOps</span>
        <span class="chevron" aria-hidden="true">&#9662;</span>
      </button>
      <div class="mega grid-data" role="menu">
        <div class="mega-status" aria-hidden="true">
          <div class="status-header">DB CLUSTER</div>
          <div class="status-line"><span class="key">PRIMARY</span><span class="val">ONLINE</span></div>
          <div class="status-line"><span class="key">REPLICAS</span><span class="val">3 / 3</span></div>
          <div class="status-line"><span class="key">QUERIES/S</span><span class="val">8,420</span></div>
          <div class="status-line"><span class="key">STORAGE</span><span class="val warn">91%</span></div>
          <div class="status-line"><span class="key">BACKUPS</span><span class="val">4h AGO</span></div>
          <div class="status-bar-wrap">
            <div class="status-bar-label"><span>STORAGE</span><span>91%</span></div>
            <div class="status-bar"><span class="status-bar-fill alert" style="width:91%"></span></div>
          </div>
        </div>
        <div class="mega-col">
          <div class="mega-col-title">Databases</div>
          <ul class="mega-links">
            <li><a href="#" role="menuitem"><span class="cmd">01</span>Query Builder</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">02</span>Schema Editor</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">03</span>Migrations <span class="tag">3 PENDING</span></a></li>
            <li><a href="#" role="menuitem"><span class="cmd">04</span>Index Manager</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">05</span>Stored Procedures</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">06</span>Replication Config</a></li>
          </ul>
        </div>
        <div class="mega-col">
          <div class="mega-col-title">Pipelines</div>
          <ul class="mega-links">
            <li><a href="#" role="menuitem"><span class="cmd">01</span>ETL Workflows</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">02</span>Stream Processing</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">03</span>Data Lake</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">04</span>Transformation Jobs</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">05</span>Scheduled Tasks</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">06</span>Webhook Receivers</a></li>
          </ul>
        </div>
        <div class="mega-footer">
          <div class="log">DB ENGINE: <span>NebulaDB 9.1</span> &middot; CLUSTER: <span>PROD-EU-WEST</span></div>
          <div class="actions">
            <a href="#" class="btn ghost">Run Query</a>
            <a href="#" class="btn">Data Studio</a>
          </div>
        </div>
      </div>
    </li>

    <!-- DEPLOY -->
    <li class="nav-item" role="none">
      <button type="button" class="nav-trigger" role="menuitem" aria-haspopup="true" aria-expanded="false">
        <span class="icon" aria-hidden="true">&#9698;</span>
        <span class="label">Deploy</span>
        <span class="chevron" aria-hidden="true">&#9662;</span>
      </button>
      <div class="mega grid-ops" role="menu">
        <div class="mega-status" aria-hidden="true">
          <div class="status-header">CI/CD STATUS</div>
          <div class="status-line"><span class="key">BUILD</span><span class="val">PASSING</span></div>
          <div class="status-line"><span class="key">PIPELINE</span><span class="val">RUN #4821</span></div>
          <div class="status-line"><span class="key">COVERAGE</span><span class="val warn">82%</span></div>
          <div class="status-line"><span class="key">LAST DEPLOY</span><span class="val">12m AGO</span></div>
          <div class="status-line"><span class="key">ROLLBACK</span><span class="val">READY</span></div>
        </div>
        <div class="mega-col">
          <div class="mega-col-title">Environments</div>
          <ul class="mega-links">
            <li><a href="#" role="menuitem"><span class="cmd">01</span>Production <span class="tag">LIVE</span></a></li>
            <li><a href="#" role="menuitem"><span class="cmd">02</span>Staging</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">03</span>Development</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">04</span>Feature Branches</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">05</span>Canary Releases</a></li>
          </ul>
        </div>
        <div class="mega-col">
          <div class="mega-col-title">Pipelines</div>
          <ul class="mega-links">
            <li><a href="#" role="menuitem"><span class="cmd">01</span>Build Configs</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">02</span>Test Suites</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">03</span>Container Registry</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">04</span>Artifact Store</a></li>
            <li><a href="#" role="menuitem"><span class="cmd">05</span>Rollback Manager</a></li>
          </ul>
        </div>
        <div class="mega-footer">
          <div class="log">BRANCH: <span>main@f4a92c1</span> &middot; ENV: <span>KUBERNETES v1.29</span></div>
          <div class="actions">
            <a href="#" class="btn ghost">View Logs</a>
            <a href="#" class="btn">Deploy Now</a>
          </div>
        </div>
      </div>
    </li>

    <!-- TERMINAL -->
    <li class="nav-item" role="none">
      <button type="button" class="nav-trigger" role="menuitem" aria-haspopup="true" aria-expanded="false">
        <span class="icon" aria-hidden="true">&#10727;</span>
        <span class="label">Terminal</span>
        <span class="chevron" aria-hidden="true">&#9662;</span>
      </button>
      <div class="simple-drop" role="menu">
        <a href="#" role="menuitem">Root Shell</a>
        <a href="#" role="menuitem">Log Stream</a>
        <a href="#" role="menuitem">Process Monitor</a>
        <a href="#" role="menuitem">Cron Manager</a>
        <a href="#" role="menuitem">Environment Vars</a>
        <a href="#" role="menuitem">SSH Keys</a>
      </div>
    </li>

    <!-- ACCOUNT -->
    <li class="nav-item" role="none">
      <button type="button" class="nav-trigger" role="menuitem" aria-haspopup="true" aria-expanded="false">
        <span class="icon" aria-hidden="true">&#9678;</span>
        <span class="label">Account</span>
        <span class="chevron" aria-hidden="true">&#9662;</span>
      </button>
      <div class="simple-drop" role="menu">
        <a href="#" role="menuitem">Profile &amp; Identity</a>
        <a href="#" role="menuitem">API Tokens</a>
        <a href="#" role="menuitem">Usage &amp; Billing</a>
        <a href="#" role="menuitem">Team Members</a>
        <a href="#" role="menuitem">Audit Log</a>
        <a href="#" role="menuitem">Sign Out</a>
      </div>
    </li>

  </ul>
</nav>
CSS
/* ─── 02 Cyberpunk OS — terminal control-panel mega menu ────────────
   Imports Orbitron + Rajdhani + Share Tech Mono. Scanline + noise
   overlays from the original mock have been moved off of body::*
   and onto .mm-cyb::before / ::after so they stay inside the demo's
   own paint surface and don't leak into the host page. */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;700&family=Rajdhani:wght@300;400;500;600&family=Share+Tech+Mono&display=swap');

.mm-cyb {
  --mm-cyb-void: #050810;
  --mm-cyb-panel: #080d1a;
  --mm-cyb-panel2: #0c1220;
  --mm-cyb-cyan: #00f5ff;
  --mm-cyb-cyan-dim: rgba(0, 245, 255, 0.15);
  --mm-cyb-cyan-glow: rgba(0, 245, 255, 0.4);
  --mm-cyb-magenta: #ff2d78;
  --mm-cyb-yellow: #f5e642;
  --mm-cyb-green: #39ff6e;
  --mm-cyb-border: rgba(0, 245, 255, 0.2);
  --mm-cyb-border-bright: rgba(0, 245, 255, 0.55);
  --mm-cyb-text: rgba(200, 230, 255, 0.85);
  --mm-cyb-text-dim: rgba(130, 170, 210, 0.5);
  --mm-cyb-scan: rgba(0, 245, 255, 0.03);

  position: relative;
  background: var(--mm-cyb-void);
  font-family: 'Rajdhani', system-ui, sans-serif;
  width: 100%;
  min-height: 560px;
  overflow: hidden;
  box-sizing: border-box;
}

.mm-cyb *,
.mm-cyb *::before,
.mm-cyb *::after { box-sizing: border-box; }

/* Scanlines and noise — scoped to the wrapper, NOT body */
.mm-cyb::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 3px,
    var(--mm-cyb-scan) 3px,
    var(--mm-cyb-scan) 4px
  );
  pointer-events: none;
  z-index: 3;
  animation: mm-cyb-scan 8s linear infinite;
}
.mm-cyb::after {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 2;
}
@keyframes mm-cyb-scan {
  from { background-position: 0 0; }
  to   { background-position: 0 100px; }
}

.mm-cyb .nav-bar {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: stretch;
  background: var(--mm-cyb-panel);
  border-bottom: 1px solid var(--mm-cyb-border);
  position: relative;
  box-shadow: 0 0 30px rgba(0, 245, 255, 0.05);
  z-index: 4;
}

.mm-cyb .nav-item { position: relative; list-style: none; }

.mm-cyb .nav-trigger {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 22px;
  height: 52px;
  font-family: 'Orbitron', monospace;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--mm-cyb-text);
  text-transform: uppercase;
  background: transparent;
  border: 0;
  border-right: 1px solid var(--mm-cyb-border);
  cursor: pointer;
  user-select: none;
  position: relative;
  transition: color 0.2s, background 0.2s;
}

.mm-cyb .nav-trigger .icon {
  font-family: 'Share Tech Mono', monospace;
  font-size: 11px;
  color: var(--mm-cyb-cyan);
  opacity: 0.6;
  transition: opacity 0.2s;
}
.mm-cyb .nav-trigger .chevron {
  font-size: 9px;
  color: var(--mm-cyb-cyan);
  opacity: 0.4;
  transition: transform 0.3s, opacity 0.2s;
  margin-left: 2px;
}
.mm-cyb .nav-item:hover .nav-trigger,
.mm-cyb .nav-item.mm-open .nav-trigger {
  color: var(--mm-cyb-cyan);
  background: var(--mm-cyb-cyan-dim);
}
.mm-cyb .nav-item:hover .nav-trigger .icon,
.mm-cyb .nav-item.mm-open .nav-trigger .icon { opacity: 1; }
.mm-cyb .nav-item:hover .nav-trigger .chevron,
.mm-cyb .nav-item.mm-open .nav-trigger .chevron { transform: rotate(180deg); opacity: 0.9; }

/* ── Mega Panel ── */
.mm-cyb .mega {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 760px;
  max-width: calc(100vw - 24px);
  background: var(--mm-cyb-panel2);
  border: 1px solid var(--mm-cyb-border);
  border-top: none;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px) scaleY(0.97);
  transform-origin: top center;
  transition: opacity 0.25s ease, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: grid;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8), 0 0 40px rgba(0, 245, 255, 0.06);
  z-index: 5;
}

/* corner brackets */
.mm-cyb .mega::before,
.mm-cyb .mega::after {
  content: '';
  position: absolute;
  width: 14px;
  height: 14px;
  border-color: var(--mm-cyb-cyan);
  border-style: solid;
  z-index: 10;
}
.mm-cyb .mega::before { top: 0; right: 0; border-width: 2px 2px 0 0; }
.mm-cyb .mega::after  { bottom: 0; left: 0; border-width: 0 0 2px 2px; }

.mm-cyb .mega.grid-tech { grid-template-columns: 220px 1fr 1fr 1fr; }
.mm-cyb .mega.grid-data { grid-template-columns: 200px 1fr 1fr; }
.mm-cyb .mega.grid-ops  { grid-template-columns: 240px 1fr 1fr; }

.mm-cyb .nav-item:hover .mega,
.mm-cyb .nav-item.mm-open .mega {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0) scaleY(1);
}

/* ── Status sidebar ── */
.mm-cyb .mega-status {
  background: rgba(0, 0, 0, 0.4);
  border-right: 1px solid var(--mm-cyb-border);
  padding: 22px 18px;
}
.mm-cyb .status-header {
  font-family: 'Share Tech Mono', monospace;
  font-size: 8px;
  color: var(--mm-cyb-cyan);
  letter-spacing: 0.15em;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--mm-cyb-border);
}
.mm-cyb .status-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
  border-bottom: 1px solid rgba(0, 245, 255, 0.06);
  font-family: 'Share Tech Mono', monospace;
  font-size: 9px;
  color: var(--mm-cyb-text-dim);
}
.mm-cyb .status-line .key { color: rgba(130, 170, 210, 0.5); }
.mm-cyb .status-line .val { color: var(--mm-cyb-green); font-size: 8px; }
.mm-cyb .status-line .val.warn  { color: var(--mm-cyb-yellow); }
.mm-cyb .status-line .val.alert { color: var(--mm-cyb-magenta); }
.mm-cyb .status-bar-wrap { margin-top: 14px; }
.mm-cyb .status-bar-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 8px;
  color: var(--mm-cyb-text-dim);
  display: flex;
  justify-content: space-between;
  margin-bottom: 5px;
}
.mm-cyb .status-bar {
  display: block;
  height: 3px;
  background: rgba(0, 245, 255, 0.1);
  overflow: hidden;
  margin-bottom: 8px;
}
.mm-cyb .status-bar-fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--mm-cyb-cyan), var(--mm-cyb-green));
  box-shadow: 0 0 6px var(--mm-cyb-cyan);
}
.mm-cyb .status-bar-fill.warn  { background: linear-gradient(90deg, var(--mm-cyb-cyan), var(--mm-cyb-yellow)); }
.mm-cyb .status-bar-fill.alert { background: linear-gradient(90deg, var(--mm-cyb-yellow), var(--mm-cyb-magenta)); }

/* ── Link columns ── */
.mm-cyb .mega-col {
  padding: 22px 20px;
  border-right: 1px solid var(--mm-cyb-border);
}
.mm-cyb .mega-col:last-of-type { border-right: none; }

.mm-cyb .mega-col-title {
  font-family: 'Orbitron', monospace;
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--mm-cyb-cyan);
  text-transform: uppercase;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--mm-cyb-border);
  display: flex;
  align-items: center;
  gap: 8px;
}
.mm-cyb .mega-col-title::before {
  content: '//';
  color: var(--mm-cyb-magenta);
  font-family: 'Share Tech Mono', monospace;
  font-size: 10px;
  opacity: 0.7;
}

.mm-cyb .mega-links {
  list-style: none;
  margin: 0;
  padding: 0;
}
.mm-cyb .mega-links li {
  opacity: 0;
  transform: translateX(-6px);
  list-style: none;
}
.mm-cyb .nav-item:hover .mega-links li,
.mm-cyb .nav-item.mm-open .mega-links li {
  animation: mm-cyb-slide 0.3s ease both;
}
.mm-cyb .nav-item:hover .mega-links li:nth-child(1),
.mm-cyb .nav-item.mm-open .mega-links li:nth-child(1) { animation-delay: 0.05s; }
.mm-cyb .nav-item:hover .mega-links li:nth-child(2),
.mm-cyb .nav-item.mm-open .mega-links li:nth-child(2) { animation-delay: 0.09s; }
.mm-cyb .nav-item:hover .mega-links li:nth-child(3),
.mm-cyb .nav-item.mm-open .mega-links li:nth-child(3) { animation-delay: 0.13s; }
.mm-cyb .nav-item:hover .mega-links li:nth-child(4),
.mm-cyb .nav-item.mm-open .mega-links li:nth-child(4) { animation-delay: 0.17s; }
.mm-cyb .nav-item:hover .mega-links li:nth-child(5),
.mm-cyb .nav-item.mm-open .mega-links li:nth-child(5) { animation-delay: 0.21s; }
.mm-cyb .nav-item:hover .mega-links li:nth-child(6),
.mm-cyb .nav-item.mm-open .mega-links li:nth-child(6) { animation-delay: 0.25s; }

@keyframes mm-cyb-slide {
  from { opacity: 0; transform: translateX(-6px); }
  to   { opacity: 1; transform: translateX(0); }
}

.mm-cyb .mega-links li a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 0;
  font-family: 'Rajdhani', system-ui, sans-serif;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--mm-cyb-text);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 245, 255, 0.04);
  transition: color 0.2s, padding-left 0.2s, background 0.2s;
  position: relative;
}
.mm-cyb .mega-links li a .cmd {
  font-family: 'Share Tech Mono', monospace;
  font-size: 9px;
  color: var(--mm-cyb-cyan);
  opacity: 0.4;
  transition: opacity 0.2s;
  min-width: 24px;
}
.mm-cyb .mega-links li a .tag {
  margin-left: auto;
  font-family: 'Share Tech Mono', monospace;
  font-size: 8px;
  padding: 2px 5px;
  background: rgba(0, 245, 255, 0.1);
  color: var(--mm-cyb-cyan);
  border: 1px solid rgba(0, 245, 255, 0.3);
  letter-spacing: 0.05em;
}
.mm-cyb .mega-links li a .tag.red {
  background: rgba(255, 45, 120, 0.1);
  color: var(--mm-cyb-magenta);
  border-color: rgba(255, 45, 120, 0.3);
}
.mm-cyb .mega-links li a:hover {
  color: var(--mm-cyb-cyan);
  padding-left: 8px;
  background: rgba(0, 245, 255, 0.04);
}
.mm-cyb .mega-links li a:hover .cmd { opacity: 1; }

/* ── Footer ── */
.mm-cyb .mega-footer {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 18px;
  background: rgba(0, 0, 0, 0.3);
  border-top: 1px solid var(--mm-cyb-border);
  flex-wrap: wrap;
  gap: 12px;
}
.mm-cyb .mega-footer .log {
  font-family: 'Share Tech Mono', monospace;
  font-size: 9px;
  color: var(--mm-cyb-text-dim);
}
.mm-cyb .mega-footer .log span { color: var(--mm-cyb-green); }
.mm-cyb .mega-footer .actions { display: flex; gap: 10px; }
.mm-cyb .mega-footer .btn {
  font-family: 'Orbitron', monospace;
  font-size: 8px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mm-cyb-void);
  background: var(--mm-cyb-cyan);
  padding: 6px 14px;
  cursor: pointer;
  text-decoration: none;
  border: none;
  transition: background 0.2s, box-shadow 0.2s;
  clip-path: polygon(8px 0%, 100% 0%, calc(100% - 8px) 100%, 0% 100%);
  box-shadow: 0 0 10px var(--mm-cyb-cyan-glow);
}
.mm-cyb .mega-footer .btn:hover {
  background: #fff;
  box-shadow: 0 0 20px var(--mm-cyb-cyan-glow);
}
.mm-cyb .mega-footer .btn.ghost {
  background: transparent;
  color: var(--mm-cyb-cyan);
  border: 1px solid var(--mm-cyb-border-bright);
  box-shadow: none;
  clip-path: none;
}
.mm-cyb .mega-footer .btn.ghost:hover {
  background: var(--mm-cyb-cyan-dim);
  color: var(--mm-cyb-cyan);
}

/* ── Simple drop ── */
.mm-cyb .simple-drop {
  position: absolute;
  top: 100%;
  left: 0;
  width: 240px;
  background: var(--mm-cyb-panel2);
  border: 1px solid var(--mm-cyb-border);
  border-top: none;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-4px);
  transition: opacity 0.25s ease, transform 0.25s ease;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.7);
  z-index: 5;
}
.mm-cyb .nav-item:hover .simple-drop,
.mm-cyb .nav-item.mm-open .simple-drop {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}
.mm-cyb .simple-drop a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  font-family: 'Rajdhani', system-ui, sans-serif;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--mm-cyb-text);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 245, 255, 0.04);
  transition: color 0.2s, background 0.2s;
}
.mm-cyb .simple-drop a::before {
  content: '>';
  font-family: 'Share Tech Mono', monospace;
  font-size: 10px;
  color: var(--mm-cyb-cyan);
  opacity: 0.3;
  transition: opacity 0.2s;
}
.mm-cyb .simple-drop a:hover {
  color: var(--mm-cyb-cyan);
  background: rgba(0, 245, 255, 0.04);
}
.mm-cyb .simple-drop a:hover::before { opacity: 1; }

@media (max-width: 760px) {
  .mm-cyb .nav-trigger { padding: 0 14px; font-size: 9px; }
  .mm-cyb .mega { min-width: calc(100vw - 24px); }
  .mm-cyb .mega.grid-tech,
  .mm-cyb .mega.grid-data,
  .mm-cyb .mega.grid-ops { grid-template-columns: 1fr; }
  .mm-cyb .mega-status { border-right: none; border-bottom: 1px solid var(--mm-cyb-border); }
  .mm-cyb .mega-col { border-right: none; border-bottom: 1px solid var(--mm-cyb-border); }
}

@media (prefers-reduced-motion: reduce) {
  .mm-cyb::before { animation: none; }
  .mm-cyb .mega,
  .mm-cyb .simple-drop,
  .mm-cyb .mega-links li,
  .mm-cyb .mega-links li a,
  .mm-cyb .mega-footer .btn { transition: none; animation: none; }
}
JS
(() => {
  document.querySelectorAll('.mm-noi .nav-item, .mm-cyb .nav-item, .mm-bio .nav-item, .mm-dep .nav-item, .mm-typ .nav-item, .mm-dea .nav-item').forEach(item => {
    const trigger = item.querySelector('.nav-trigger');
    if (!trigger) return;

    // Mouse + keyboard: toggle open on click / Enter / Space
    trigger.addEventListener('click', e => {
      e.preventDefault();
      const isOpen = item.classList.contains('mm-open');
      // Close any sibling that's open so only one panel shows at a time
      item.parentElement?.querySelectorAll('.nav-item.mm-open').forEach(other => {
        if (other !== item) other.classList.remove('mm-open');
        const otherBtn = other.querySelector('.nav-trigger');
        if (otherBtn) otherBtn.setAttribute('aria-expanded', 'false');
      });
      item.classList.toggle('mm-open', !isOpen);
      trigger.setAttribute('aria-expanded', String(!isOpen));
    });
  });

  // Outside-click closes all open panels
  document.addEventListener('click', e => {
    document.querySelectorAll('.mm-noi .nav-item.mm-open, .mm-cyb .nav-item.mm-open, .mm-bio .nav-item.mm-open, .mm-dep .nav-item.mm-open, .mm-typ .nav-item.mm-open, .mm-dea .nav-item.mm-open').forEach(item => {
      if (!item.contains(e.target)) {
        item.classList.remove('mm-open');
        const btn = item.querySelector('.nav-trigger');
        if (btn) btn.setAttribute('aria-expanded', 'false');
      }
    });
  });

  // Escape closes the currently open panel
  document.addEventListener('keydown', e => {
    if (e.key !== 'Escape') return;
    document.querySelectorAll('.mm-noi .nav-item.mm-open, .mm-cyb .nav-item.mm-open, .mm-bio .nav-item.mm-open, .mm-dep .nav-item.mm-open, .mm-typ .nav-item.mm-open, .mm-dea .nav-item.mm-open').forEach(item => {
      item.classList.remove('mm-open');
      const btn = item.querySelector('.nav-trigger');
      if (btn) btn.setAttribute('aria-expanded', 'false');
    });
  });
})();