feat: add interfaces for secondary menu items with various types and functionalities

ts_web/elements/00group-appui/dees-appui-activitylog/dees-appui-activitylog.ts

@@ -39,23 +39,28 @@ export class DeesAppuiActivitylog extends DeesElement implements IActivityLogAPI
     themeDefaultStyles,
     cssManager.defaultStyles,
     css`
-      /* TODO: Migrate hardcoded values to --dees-* CSS variables */
       :host {
-        color: ${cssManager.bdTheme('#09090b', '#fafafa')};
+        /* CSS Variables aligned with secondary menu */
+        --activitylog-bg: ${cssManager.bdTheme('#fafafa', '#0a0a0a')};
+        --activitylog-fg: ${cssManager.bdTheme('#525252', '#a3a3a3')};
+        --activitylog-fg-muted: ${cssManager.bdTheme('#737373', '#737373')};
+        --activitylog-fg-active: ${cssManager.bdTheme('#0a0a0a', '#fafafa')};
+        --activitylog-border: ${cssManager.bdTheme('#e5e5e5', '#1a1a1a')};
+        --activitylog-hover: ${cssManager.bdTheme('rgba(0, 0, 0, 0.04)', 'rgba(255, 255, 255, 0.06)')};
+        --activitylog-accent: ${cssManager.bdTheme('#78716c', '#b5a99a')};
+
+        color: var(--activitylog-fg);
         position: relative;
         display: block;
         width: 100%;
         max-width: 320px;
         height: 100%;
-        background: ${cssManager.bdTheme('#fafafa', '#0a0a0a')};
+        background: var(--activitylog-bg);
-        font-family: 'Geist Mono', monospace;
+        font-family: 'Geist Sans', -apple-system, BlinkMacSystemFont, sans-serif;
-        border-left: 1px solid ${cssManager.bdTheme('#e5e7eb', '#27272a')};
+        border-left: 1px solid var(--activitylog-border);
         cursor: default;
-        box-shadow: ${cssManager.bdTheme(
-          '-4px 0 12px rgba(0, 0, 0, 0.02)',
-          '-4px 0 12px rgba(0, 0, 0, 0.2)'
-        )};
       }
+
       .maincontainer {
         position: absolute;
         top: 0px;
@@ -64,35 +69,61 @@ export class DeesAppuiActivitylog extends DeesElement implements IActivityLogAPI
         width: 100%;
       }
 
+      /* Header with streaming indicator */
       .topbar {
         position: absolute;
         top: 0px;
         height: 48px;
         width: 100%;
-        padding: 0px 16px;
+        padding: 0px 12px;
-        background: ${cssManager.bdTheme('#ffffff', '#09090b')};
+        background: var(--activitylog-bg);
-        border-bottom: 1px solid ${cssManager.bdTheme('#e5e7eb', '#27272a')};
+        border-bottom: 1px solid var(--activitylog-border);
         display: flex;
         align-items: center;
+        justify-content: space-between;
         box-sizing: border-box;
       }
 
       .topbar .heading {
         font-weight: 600;
         font-size: 14px;
-        font-family: 'Geist Sans', sans-serif;
+        color: var(--activitylog-fg-active);
-        color: ${cssManager.bdTheme('#09090b', '#fafafa')};
       }
 
+      .live-indicator {
+        display: flex;
+        align-items: center;
+        gap: 6px;
+        font-size: 10px;
+        font-weight: 500;
+        text-transform: uppercase;
+        letter-spacing: 0.05em;
+        color: var(--activitylog-fg-muted);
+      }
+
+      .live-indicator .dot {
+        width: 6px;
+        height: 6px;
+        background: ${cssManager.bdTheme('#22c55e', '#22c55e')};
+        border-radius: 50%;
+        animation: pulse 2s ease-in-out infinite;
+      }
+
+      @keyframes pulse {
+        0%, 100% { opacity: 0.5; transform: scale(0.9); }
+        50% { opacity: 1; transform: scale(1.1); }
+      }
+
+      /* Activity container */
       .activityContainer {
         position: absolute;
         top: 48px;
         bottom: 48px;
         width: 100%;
-        padding: 12px 0px;
+        padding: 8px 0;
         overflow-y: auto;
         scrollbar-width: thin;
-        scrollbar-color: ${cssManager.bdTheme('#e5e7eb', '#27272a')} transparent;
+        scrollbar-color: ${cssManager.bdTheme('#d4d4d4', '#333333')} transparent;
       }
 
       .activityContainer::-webkit-scrollbar {
@@ -104,82 +135,53 @@ export class DeesAppuiActivitylog extends DeesElement implements IActivityLogAPI
       }
 
       .activityContainer::-webkit-scrollbar-thumb {
-        background: ${cssManager.bdTheme('#e5e7eb', '#27272a')};
+        background: ${cssManager.bdTheme('#d4d4d4', '#333333')};
         border-radius: 3px;
       }
 
       .activityContainer::-webkit-scrollbar-thumb:hover {
-        background: ${cssManager.bdTheme('#d4d4d8', '#3f3f46')};
+        background: ${cssManager.bdTheme('#a3a3a3', '#525252')};
       }
 
       .empty-state {
         font-size: 13px;
         text-align: center;
-        padding: 32px 16px;
+        padding: 40px 16px;
-        color: ${cssManager.bdTheme('#71717a', '#71717a')};
+        color: var(--activitylog-fg-muted);
-        font-family: 'Geist Sans', sans-serif;
-      }
-
-      .streamingIndicator {
-        font-size: 11px;
-        text-align: center;
-        padding: 16px;
-        color: ${cssManager.bdTheme('#71717a', '#71717a')};
-        font-family: 'Geist Sans', sans-serif;
-        text-transform: uppercase;
-        letter-spacing: 0.05em;
-        font-weight: 500;
-        display: flex;
-        align-items: center;
-        justify-content: center;
-        gap: 8px;
-      }
-
-      .streamingIndicator::before {
-        content: '';
-        width: 6px;
-        height: 6px;
-        background: ${cssManager.bdTheme('#3b82f6', '#3b82f6')};
-        border-radius: 50%;
-        animation: pulse 2s ease-in-out infinite;
-      }
-
-      @keyframes pulse {
-        0%, 100% { opacity: 0.4; transform: scale(0.8); }
-        50% { opacity: 1; transform: scale(1.2); }
       }
 
+      /* Date separator - warm taupe styling */
       .date-separator {
-        padding: 12px 16px 8px;
+        padding: 12px 12px 6px;
-        font-size: 11px;
+        font-size: 10px;
         font-weight: 600;
         text-transform: uppercase;
-        letter-spacing: 0.05em;
+        letter-spacing: 0.5px;
-        color: ${cssManager.bdTheme('#71717a', '#71717a')};
+        color: var(--activitylog-accent);
-        background: ${cssManager.bdTheme('#f9fafb', '#09090b')};
-        border-bottom: 1px solid ${cssManager.bdTheme('#f4f4f5', '#18181b')};
         position: sticky;
         top: 0;
         z-index: 1;
+        background: var(--activitylog-bg);
       }
 
+      /* Activity entry - modern stacked layout */
       .activityentry {
-        min-height: 36px;
+        font-size: 12px;
-        font-size: 13px;
+        padding: 8px 12px;
-        padding: 10px 16px;
+        margin: 2px 4px;
-        border-bottom: 1px solid ${cssManager.bdTheme('#f4f4f5', '#18181b')};
+        border-radius: 6px;
-        transition: all 0.15s ease;
+        transition: background 0.15s ease;
         display: flex;
-        align-items: center;
+        align-items: flex-start;
-        gap: 8px;
+        gap: 10px;
         line-height: 1.4;
-        animation: fadeIn 0.3s ease-out;
+        animation: fadeIn 0.2s ease-out;
       }
 
       @keyframes fadeIn {
         from {
           opacity: 0;
-          transform: translateY(-4px);
+          transform: translateY(-2px);
         }
         to {
           opacity: 1;
@@ -187,88 +189,109 @@ export class DeesAppuiActivitylog extends DeesElement implements IActivityLogAPI
         }
       }
 
-      .activityentry:last-of-type {
-        border-bottom: none;
-      }
-
       .activityentry:hover {
-        background: ${cssManager.bdTheme('#f4f4f5', '#18181b')};
+        background: var(--activitylog-hover);
-      }
-
-      .timestamp {
-        color: ${cssManager.bdTheme('#71717a', '#71717a')};
-        font-weight: 500;
-        font-size: 12px;
-        font-variant-numeric: tabular-nums;
-        flex-shrink: 0;
-        min-width: 45px;
       }
 
       .activity-icon {
         width: 28px;
         height: 28px;
         border-radius: 6px;
-        background: ${cssManager.bdTheme('#f4f4f5', '#18181b')};
+        background: ${cssManager.bdTheme('rgba(0, 0, 0, 0.04)', 'rgba(255, 255, 255, 0.06)')};
         display: flex;
         align-items: center;
         justify-content: center;
         flex-shrink: 0;
-        font-size: 14px;
+        font-size: 13px;
+        color: var(--activitylog-fg-muted);
+        margin-top: 1px;
       }
 
       .activity-icon.login {
-        background: ${cssManager.bdTheme('rgba(34, 197, 94, 0.1)', 'rgba(34, 197, 94, 0.1)')};
+        background: ${cssManager.bdTheme('rgba(34, 197, 94, 0.08)', 'rgba(34, 197, 94, 0.12)')};
-        color: ${cssManager.bdTheme('#16a34a', '#22c55e')};
+        color: ${cssManager.bdTheme('#16a34a', '#4ade80')};
       }
 
       .activity-icon.logout {
-        background: ${cssManager.bdTheme('rgba(239, 68, 68, 0.1)', 'rgba(239, 68, 68, 0.1)')};
+        background: ${cssManager.bdTheme('rgba(239, 68, 68, 0.08)', 'rgba(239, 68, 68, 0.12)')};
-        color: ${cssManager.bdTheme('#dc2626', '#ef4444')};
+        color: ${cssManager.bdTheme('#dc2626', '#f87171')};
       }
 
       .activity-icon.view {
-        background: ${cssManager.bdTheme('rgba(59, 130, 246, 0.1)', 'rgba(59, 130, 246, 0.1)')};
+        background: ${cssManager.bdTheme('rgba(59, 130, 246, 0.08)', 'rgba(59, 130, 246, 0.12)')};
-        color: ${cssManager.bdTheme('#2563eb', '#3b82f6')};
+        color: ${cssManager.bdTheme('#2563eb', '#60a5fa')};
       }
 
       .activity-icon.create {
-        background: ${cssManager.bdTheme('rgba(168, 85, 247, 0.1)', 'rgba(168, 85, 247, 0.1)')};
+        background: ${cssManager.bdTheme('rgba(168, 85, 247, 0.08)', 'rgba(168, 85, 247, 0.12)')};
-        color: ${cssManager.bdTheme('#9333ea', '#a855f7')};
+        color: ${cssManager.bdTheme('#9333ea', '#c084fc')};
       }
 
       .activity-icon.update {
-        background: ${cssManager.bdTheme('rgba(251, 146, 60, 0.1)', 'rgba(251, 146, 60, 0.1)')};
+        background: ${cssManager.bdTheme('rgba(251, 146, 60, 0.08)', 'rgba(251, 146, 60, 0.12)')};
         color: ${cssManager.bdTheme('#ea580c', '#fb923c')};
       }
 
       .activity-icon.delete {
-        background: ${cssManager.bdTheme('rgba(239, 68, 68, 0.1)', 'rgba(239, 68, 68, 0.1)')};
+        background: ${cssManager.bdTheme('rgba(239, 68, 68, 0.08)', 'rgba(239, 68, 68, 0.12)')};
-        color: ${cssManager.bdTheme('#dc2626', '#ef4444')};
+        color: ${cssManager.bdTheme('#dc2626', '#f87171')};
       }
 
       .activity-icon.custom {
-        background: ${cssManager.bdTheme('rgba(100, 116, 139, 0.1)', 'rgba(100, 116, 139, 0.1)')};
+        background: ${cssManager.bdTheme('rgba(100, 116, 139, 0.08)', 'rgba(100, 116, 139, 0.12)')};
         color: ${cssManager.bdTheme('#475569', '#94a3b8')};
       }
 
-      .activity-text {
+      .activity-content {
         flex: 1;
-        color: ${cssManager.bdTheme('#18181b', '#e4e4e7')};
+        min-width: 0;
+        display: flex;
+        flex-direction: column;
+        gap: 2px;
+      }
+
+      .activity-header {
+        display: flex;
+        align-items: center;
+        gap: 6px;
       }
 
       .activity-user {
         font-weight: 600;
-        color: ${cssManager.bdTheme('#09090b', '#fafafa')};
+        font-size: 12px;
+        color: var(--activitylog-fg-active);
       }
 
+      .activity-separator {
+        color: var(--activitylog-fg-muted);
+        font-size: 10px;
+      }
+
+      .timestamp {
+        color: var(--activitylog-fg-muted);
+        font-weight: 400;
+        font-size: 11px;
+        font-variant-numeric: tabular-nums;
+        font-family: 'Geist Mono', monospace;
+      }
+
+      .activity-message {
+        color: var(--activitylog-fg);
+        font-size: 12px;
+        line-height: 1.5;
+        word-break: break-word;
+      }
+
+      /* Search box - refined styling */
       .searchbox {
         position: absolute;
         bottom: 0px;
         width: 100%;
         height: 48px;
-        background: ${cssManager.bdTheme('#ffffff', '#09090b')};
+        background: var(--activitylog-bg);
-        border-top: 1px solid ${cssManager.bdTheme('#e5e7eb', '#27272a')};
+        border-top: 1px solid var(--activitylog-border);
-        padding: 8px;
+        padding: 8px 12px;
+        box-sizing: border-box;
       }
 
       .search-wrapper {
@@ -282,64 +305,37 @@ export class DeesAppuiActivitylog extends DeesElement implements IActivityLogAPI
         left: 10px;
         top: 50%;
         transform: translateY(-50%);
-        color: ${cssManager.bdTheme('#71717a', '#71717a')};
+        color: var(--activitylog-fg-muted);
-        font-size: 14px;
+        font-size: 13px;
         pointer-events: none;
         transition: color 0.15s ease;
       }
 
       .searchbox input {
-        color: ${cssManager.bdTheme('#09090b', '#fafafa')};
+        color: var(--activitylog-fg-active);
-        background: ${cssManager.bdTheme('#f4f4f5', '#18181b')};
+        background: ${cssManager.bdTheme('rgba(0, 0, 0, 0.03)', 'rgba(255, 255, 255, 0.04)')};
         width: 100%;
         height: 100%;
-        border: 1px solid ${cssManager.bdTheme('#e5e7eb', '#27272a')};
+        border: 1px solid ${cssManager.bdTheme('rgba(0, 0, 0, 0.08)', 'rgba(255, 255, 255, 0.08)')};
         border-radius: 6px;
-        padding: 0 12px 0 36px;
+        padding: 0 12px 0 34px;
         font-family: 'Geist Sans', sans-serif;
-        font-size: 13px;
+        font-size: 12px;
         transition: all 0.15s ease;
       }
 
       .searchbox input::placeholder {
-        color: ${cssManager.bdTheme('#71717a', '#71717a')};
+        color: var(--activitylog-fg-muted);
       }
 
       .searchbox input:focus {
         outline: none;
-        border-color: ${cssManager.bdTheme('#3b82f6', '#3b82f6')};
+        border-color: ${cssManager.bdTheme('rgba(0, 0, 0, 0.15)', 'rgba(255, 255, 255, 0.15)')};
-        box-shadow: 0 0 0 3px ${cssManager.bdTheme('rgba(59, 130, 246, 0.1)', 'rgba(59, 130, 246, 0.1)')};
+        background: ${cssManager.bdTheme('rgba(0, 0, 0, 0.02)', 'rgba(255, 255, 255, 0.06)')};
       }
 
-      .searchbox input:focus ~ .search-icon,
       .search-wrapper:has(input:focus) .search-icon {
-        color: ${cssManager.bdTheme('#3b82f6', '#3b82f6')};
+        color: var(--activitylog-fg);
-      }
-
-      .bottomShadow {
-        position: absolute;
-        width: 100%;
-        height: 24px;
-        bottom: 48px;
-        background: ${cssManager.bdTheme(
-          'linear-gradient(180deg, transparent 0%, #fafafa 100%)',
-          'linear-gradient(180deg, transparent 0%, #0a0a0a 100%)'
-        )};
-        pointer-events: none;
-        opacity: 0.8;
-      }
-
-      .topShadow {
-        position: absolute;
-        width: 100%;
-        height: 24px;
-        top: 48px;
-        background: ${cssManager.bdTheme(
-          'linear-gradient(0deg, transparent 0%, #fafafa 100%)',
-          'linear-gradient(0deg, transparent 0%, #0a0a0a 100%)'
-        )};
-        pointer-events: none;
-        opacity: 0.8;
       }
     `,
   ];
@@ -355,12 +351,11 @@ export class DeesAppuiActivitylog extends DeesElement implements IActivityLogAPI
       <div class="maincontainer">
         <div class="topbar">
           <div class="heading">Activity Log</div>
+          ${filteredEntries.length > 0
+            ? html`<div class="live-indicator"><span class="dot"></span>Live</div>`
+            : ''}
         </div>
         <div class="activityContainer">
-          ${filteredEntries.length > 0
-            ? html`<div class="streamingIndicator">Live Updates</div>`
-            : ''}
-
           ${filteredEntries.length === 0
             ? html`<div class="empty-state">No activity entries</div>`
             : groupedEntries.map(
@@ -381,8 +376,6 @@ export class DeesAppuiActivitylog extends DeesElement implements IActivityLogAPI
             />
           </div>
         </div>
-        <div class="topShadow"></div>
-        <div class="bottomShadow"></div>
       </div>
     `;
   }
@@ -397,12 +390,16 @@ export class DeesAppuiActivitylog extends DeesElement implements IActivityLogAPI
         class="activityentry"
         @contextmenu=${(e: MouseEvent) => this.handleContextMenu(e, entry)}
       >
-        <span class="timestamp">${timeStr}</span>
         <div class="activity-icon ${entry.type}">
           <dees-icon .icon=${iconName}></dees-icon>
         </div>
-        <div class="activity-text">
+        <div class="activity-content">
-          <span class="activity-user">${entry.user}</span> ${entry.message}
+          <div class="activity-header">
+            <span class="activity-user">${entry.user}</span>
+            <span class="activity-separator">·</span>
+            <span class="timestamp">${timeStr}</span>
+          </div>
+          <div class="activity-message">${entry.message}</div>
         </div>
       </div>
     `;

ts_web/elements/00group-appui/dees-appui-appbar/component.ts

@@ -57,6 +57,16 @@ export class DeesAppuiBar extends DeesElement {
   @property({ type: Boolean })
   accessor showSearch: boolean = false;
 
+  // Activity log toggle
+  @property({ type: Boolean })
+  accessor showActivityLogToggle: boolean = false;
+
+  @property({ type: Number })
+  accessor activityLogCount: number = 0;
+
+  @property({ type: Boolean })
+  accessor activityLogActive: boolean = false;
+
   // STATE
   @state()
   accessor activeMenu: string | null = null;
@@ -177,8 +187,8 @@ export class DeesAppuiBar extends DeesElement {
   public renderAccountSection(): TemplateResult {
     return html`
       ${this.showSearch ? html`
-        <dees-icon 
+        <dees-icon
-          class="search-icon" 
+          class="search-icon"
           .icon=${'lucide:search'}
           @click=${this.handleSearchClick}
         ></dees-icon>
@@ -206,6 +216,18 @@ export class DeesAppuiBar extends DeesElement {
           ></dees-appui-profiledropdown>
         </div>
       ` : ''}
+      ${this.showActivityLogToggle ? html`
+        <div
+          class="activity-toggle ${this.activityLogActive ? 'active' : ''}"
+          @click=${this.handleActivityToggle}
+          title="Activity Log"
+        >
+          <dees-icon .icon=${'lucide:activity'}></dees-icon>
+          ${this.activityLogCount > 0 ? html`
+            <span class="activity-badge">${this.activityLogCount > 99 ? '99+' : this.activityLogCount}</span>
+          ` : ''}
+        </div>
+      ` : ''}
     `;
   }
 
@@ -304,9 +326,16 @@ export class DeesAppuiBar extends DeesElement {
   }
 
   private handleSearchClick() {
-    this.dispatchEvent(new CustomEvent('search-click', { 
+    this.dispatchEvent(new CustomEvent('search-click', {
       bubbles: true,
-      composed: true 
+      composed: true
+    }));
+  }
+
+  private handleActivityToggle() {
+    this.dispatchEvent(new CustomEvent('activity-toggle', {
+      bubbles: true,
+      composed: true
     }));
   }
 

ts_web/elements/00group-appui/dees-appui-appbar/styles.ts

@@ -17,7 +17,7 @@ export const appuiAppbarStyles = [
         color: ${cssManager.bdTheme('#00000080', '#ffffff80')};
         font-size: var(--appbar-font-size);
         display: grid;
-        grid-template-columns: ${cssManager.cssGridColumns(3, 20)};
+        grid-template-columns: auto 1fr auto;
         -webkit-app-region: drag;
         user-select: none;
       }
@@ -233,6 +233,54 @@ export const appuiAppbarStyles = [
       .user-status.away {
         background: #ff9800;
       }
+
+      /* Activity log toggle button */
+      .activity-toggle {
+        display: flex;
+        align-items: center;
+        gap: 2px;
+        height: 28px;
+        padding: 0 8px;
+        border-radius: 6px;
+        cursor: default;
+        -webkit-app-region: no-drag;
+        color: ${cssManager.bdTheme('#00000060', '#ffffff60')};
+        border: 1px solid ${cssManager.bdTheme('rgba(0, 0, 0, 0.1)', 'rgba(255, 255, 255, 0.1)')};
+        transition: all 0.15s ease;
+      }
+
+      .activity-toggle:hover {
+        background: ${cssManager.bdTheme('#00000010', '#ffffff15')};
+        color: ${cssManager.bdTheme('#000000', '#ffffff')};
+        border-color: transparent;
+      }
+
+      .activity-toggle.active {
+        background: ${cssManager.bdTheme('#00000015', '#ffffff20')};
+        color: ${cssManager.bdTheme('#000000', '#ffffff')};
+        border-color: transparent;
+      }
+
+      .activity-toggle dees-icon {
+        font-size: 14px;
+      }
+
+      .activity-badge {
+        position: relative;
+        margin-left: 4px;
+        min-width: 16px;
+        height: 16px;
+        padding: 0 4px;
+        background: ${cssManager.bdTheme('#525252', '#525252')};
+        color: #fafafa;
+        font-size: 10px;
+        font-weight: 600;
+        border-radius: 8px;
+        display: flex;
+        align-items: center;
+        justify-content: center;
+        line-height: 1;
+      }
     `,
   ];
 

ts_web/elements/00group-appui/dees-appui-secondarymenu/dees-appui-secondarymenu.demo.ts

@@ -12,41 +12,102 @@ export const demoFunc = () => html`
     .demo-secondarymenu-container .spacer {
       flex: 1;
       background: #0f0f0f;
+      padding: 20px;
+      color: #a3a3a3;
+      font-family: 'Geist Sans', sans-serif;
+    }
+    .demo-secondarymenu-container .spacer h3 {
+      color: #fafafa;
+      margin-top: 0;
+    }
+    .demo-secondarymenu-container .spacer code {
+      background: #27272a;
+      padding: 2px 6px;
+      border-radius: 4px;
+      font-size: 12px;
+    }
+    .demo-secondarymenu-container .spacer ul {
+      line-height: 1.8;
     }
   </style>
   <div class="demo-secondarymenu-container">
     <dees-appui-secondarymenu
       .heading=${'Projects'}
       .groups=${[
+        // Group 1: Tab items (default behavior)
         {
-          name: 'Active',
+          name: 'Navigation',
-          iconName: 'lucide:folder',
+          iconName: 'lucide:compass',
           items: [
-            { key: 'Frontend App', iconName: 'code', action: () => console.log('Frontend'), badge: 3, badgeVariant: 'warning' },
+            { key: 'Dashboard', iconName: 'lucide:layoutDashboard', action: () => console.log('Dashboard clicked'), badge: 3, badgeVariant: 'warning' },
-            { key: 'API Server', iconName: 'server', action: () => console.log('API'), badge: 'new', badgeVariant: 'success' },
+            { key: 'Projects', iconName: 'lucide:folder', action: () => console.log('Projects clicked'), badge: 'new', badgeVariant: 'success' },
-            { key: 'Database', iconName: 'database', action: () => console.log('Database') },
+            { key: 'Analytics', iconName: 'lucide:barChart2', action: () => console.log('Analytics clicked') },
-          ]
+          ] as interfaces.ISecondaryMenuItemTab[]
         },
+        // Group 2: Actions
         {
-          name: 'Archived',
+          name: 'Actions',
-          iconName: 'lucide:archive',
+          iconName: 'lucide:zap',
+          items: [
+            { type: 'action', key: 'Create New', iconName: 'lucide:plus', action: () => alert('Create New clicked!') },
+            { type: 'action', key: 'Import Data', iconName: 'lucide:upload', action: () => alert('Import Data clicked!') },
+            { type: 'divider' },
+            { type: 'action', key: 'Delete All', iconName: 'lucide:trash2', variant: 'danger', confirmMessage: 'Are you sure you want to delete all items?', action: () => alert('Deleted!') },
+          ] as interfaces.ISecondaryMenuItem[]
+        },
+        // Group 3: Filters
+        {
+          name: 'Filters',
+          iconName: 'lucide:filter',
+          items: [
+            { type: 'header', label: 'Status' },
+            { type: 'filter', key: 'Show Active', iconName: 'lucide:checkCircle', active: true, onToggle: (active) => console.log('Show Active:', active) },
+            { type: 'filter', key: 'Show Archived', iconName: 'lucide:archive', active: false, onToggle: (active) => console.log('Show Archived:', active) },
+            { type: 'divider' },
+            { type: 'multiFilter', key: 'Categories', iconName: 'lucide:tag', collapsed: false, options: [
+              { key: 'frontend', label: 'Frontend', checked: true, iconName: 'lucide:monitor' },
+              { key: 'backend', label: 'Backend', checked: true, iconName: 'lucide:server' },
+              { key: 'devops', label: 'DevOps', checked: false, iconName: 'lucide:cloud' },
+              { key: 'design', label: 'Design', checked: false, iconName: 'lucide:palette' },
+            ], onChange: (keys) => console.log('Selected categories:', keys) },
+          ] as interfaces.ISecondaryMenuItem[]
+        },
+        // Group 4: Links and misc
+        {
+          name: 'Resources',
+          iconName: 'lucide:bookOpen',
           collapsed: true,
           items: [
-            { key: 'Legacy System', iconName: 'box', action: () => console.log('Legacy') },
+            { type: 'header', label: 'Documentation' },
-            { key: 'Old API', iconName: 'server', action: () => console.log('Old API') },
+            { type: 'link', key: 'API Reference', iconName: 'lucide:fileText', href: 'https://api.example.com/docs' },
-          ]
+            { type: 'link', key: 'User Guide', iconName: 'lucide:book', href: 'https://docs.example.com/guide' },
-        },
+            { type: 'divider' },
-        {
+            { type: 'header', label: 'Support' },
-          name: 'Settings',
+            { type: 'link', key: 'Help Center', iconName: 'lucide:helpCircle', href: '/help', external: false },
-          iconName: 'lucide:settings',
+            { type: 'link', key: 'GitHub Issues', iconName: 'lucide:github', href: 'https://github.com/example/issues' },
-          items: [
+          ] as interfaces.ISecondaryMenuItem[]
-            { key: 'Configuration', iconName: 'sliders', action: () => console.log('Config') },
-            { key: 'Integrations', iconName: 'plug', action: () => console.log('Integrations'), badge: 5, badgeVariant: 'error' },
-          ]
         }
-      ] as interfaces.IMenuGroup[]}
+      ] as interfaces.ISecondaryMenuGroup[]}
-      @item-select=${(e: CustomEvent) => console.log('Selected:', e.detail)}
+      @item-select=${(e: CustomEvent) => console.log('Tab selected:', e.detail)}
+      @action-click=${(e: CustomEvent) => console.log('Action clicked:', e.detail)}
+      @filter-toggle=${(e: CustomEvent) => console.log('Filter toggled:', e.detail)}
+      @multifilter-change=${(e: CustomEvent) => console.log('Multi-filter changed:', e.detail)}
+      @link-click=${(e: CustomEvent) => console.log('Link clicked:', e.detail)}
     ></dees-appui-secondarymenu>
-    <div class="spacer"></div>
+    <div class="spacer">
+      <h3>Secondary Menu Demo</h3>
+      <p>This demo showcases all 8 item types:</p>
+      <ul>
+        <li><code>tab</code> - Selectable items (Navigation group)</li>
+        <li><code>action</code> - Blue actions (Actions group)</li>
+        <li><code>action</code> with <code>variant: 'danger'</code> - Red danger action</li>
+        <li><code>filter</code> - Checkbox toggles (Filters group)</li>
+        <li><code>multiFilter</code> - Collapsible multi-select (Categories)</li>
+        <li><code>divider</code> - Visual separators</li>
+        <li><code>header</code> - Section labels</li>
+        <li><code>link</code> - External/internal links (Resources group)</li>
+      </ul>
+      <p>Try the collapse toggle on the left edge!</p>
+    </div>
   </div>
 `;

ts_web/elements/00group-appui/dees-appui-secondarymenu/dees-appui-secondarymenu.ts

@@ -19,7 +19,16 @@ import { themeDefaultStyles } from '../../00theme.js';
 
 /**
  * Secondary navigation menu for sub-navigation within MainMenu views
- * Supports collapsible groups, badges, and dynamic headings
+ *
+ * Supports 8 item types:
+ * 1. Tab - selectable, stays highlighted (default)
+ * 2. Action - executes without selection (blue)
+ * 3. Danger Action - red styling with optional confirmation
+ * 4. Filter - checkbox toggle
+ * 5. Multi-Filter - collapsible box with multiple checkboxes
+ * 6. Divider - visual separator
+ * 7. Header - non-interactive label
+ * 8. Link - opens URL
  */
 @customElement('dees-appui-secondarymenu')
 export class DeesAppuiSecondarymenu extends DeesElement {
@@ -31,22 +40,30 @@ export class DeesAppuiSecondarymenu extends DeesElement {
   @property({ type: String })
   accessor heading: string = 'Menu';
 
-  /** Grouped items with collapse support */
+  /** Grouped items with collapse support - supports new ISecondaryMenuGroup */
   @property({ type: Array })
-  accessor groups: interfaces.IMenuGroup[] = [];
+  accessor groups: interfaces.ISecondaryMenuGroup[] = [];
 
   /** Legacy flat list support for backward compatibility */
   @property({ type: Array })
   accessor selectionOptions: (interfaces.IMenuItem | { divider: true })[] = [];
 
-  /** Currently selected item */
+  /** Currently selected tab item */
   @property({ type: Object })
-  accessor selectedItem: interfaces.IMenuItem | null = null;
+  accessor selectedItem: interfaces.ISecondaryMenuItemTab | null = null;
 
   /** Internal state for collapsed groups */
   @state()
   accessor collapsedGroups: Set<string> = new Set();
 
+  /** Internal state for collapsed multi-filters */
+  @state()
+  accessor collapsedMultiFilters: Set<string> = new Set();
+
+  /** Render counter to force re-renders when items are mutated */
+  @state()
+  private accessor renderCounter: number = 0;
+
   /** Horizontal collapse state */
   @property({ type: Boolean, reflect: true })
   accessor collapsed: boolean = false;
@@ -80,6 +97,12 @@ export class DeesAppuiSecondarymenu extends DeesElement {
         --badge-error-bg: ${cssManager.bdTheme('#fee2e2', '#450a0a')};
         --badge-error-fg: ${cssManager.bdTheme('#991b1b', '#f87171')};
 
+        /* Action colors */
+        --action-primary: ${cssManager.bdTheme('#2563eb', '#3b82f6')};
+        --action-primary-hover: ${cssManager.bdTheme('#1d4ed8', '#60a5fa')};
+        --action-danger: ${cssManager.bdTheme('#dc2626', '#ef4444')};
+        --action-danger-hover: ${cssManager.bdTheme('#b91c1c', '#f87171')};
+
         position: relative;
         display: block;
         height: 100%;
@@ -220,7 +243,7 @@ export class DeesAppuiSecondarymenu extends DeesElement {
       }
 
       .groupHeader:hover {
-        background: var(--sidebar-hover);
+        background: ${cssManager.bdTheme('rgba(140, 120, 100, 0.06)', 'rgba(180, 160, 140, 0.08)')};
       }
 
       .groupHeader .groupTitle {
@@ -229,7 +252,7 @@ export class DeesAppuiSecondarymenu extends DeesElement {
         gap: 8px;
         font-size: 11px;
         font-weight: 600;
-        color: var(--sidebar-fg-muted);
+        color: ${cssManager.bdTheme('#78716c', '#b5a99a')};
         text-transform: uppercase;
         letter-spacing: 0.5px;
         white-space: nowrap;
@@ -238,13 +261,13 @@ export class DeesAppuiSecondarymenu extends DeesElement {
 
       .groupHeader .groupTitle dees-icon {
         font-size: 14px;
-        opacity: 0.7;
+        color: ${cssManager.bdTheme('#78716c', '#b5a99a')};
       }
 
       .groupHeader .chevron {
         font-size: 12px;
         transition: transform 0.2s ease;
-        color: var(--sidebar-fg-muted);
+        color: ${cssManager.bdTheme('#78716c', '#b5a99a')};
       }
 
       .groupHeader.collapsed .chevron {
@@ -264,7 +287,7 @@ export class DeesAppuiSecondarymenu extends DeesElement {
       .groupItems {
         overflow: hidden;
         transition: max-height 0.25s ease, opacity 0.2s ease;
-        max-height: 500px;
+        max-height: 1000px;
         opacity: 1;
       }
 
@@ -279,7 +302,7 @@ export class DeesAppuiSecondarymenu extends DeesElement {
         opacity: 1;
       }
 
-      /* Menu Item */
+      /* Menu Item Base */
       .menuItem {
         position: relative;
         display: flex;
@@ -304,6 +327,12 @@ export class DeesAppuiSecondarymenu extends DeesElement {
         background: var(--sidebar-active);
       }
 
+      .menuItem.disabled {
+        opacity: 0.5;
+        cursor: not-allowed;
+        pointer-events: none;
+      }
+
       .menuItem.selected {
         background: var(--sidebar-active);
         color: var(--sidebar-fg-active);
@@ -340,6 +369,208 @@ export class DeesAppuiSecondarymenu extends DeesElement {
         transition: opacity 0.2s ease, width 0.25s ease;
       }
 
+      /* Action Item Styles */
+      .menuItem.action-primary {
+        color: var(--action-primary);
+      }
+
+      .menuItem.action-primary:hover {
+        color: var(--action-primary-hover);
+        background: ${cssManager.bdTheme('rgba(37, 99, 235, 0.08)', 'rgba(59, 130, 246, 0.12)')};
+      }
+
+      .menuItem.action-primary dees-icon {
+        opacity: 1;
+      }
+
+      .menuItem.action-danger {
+        color: var(--action-danger);
+      }
+
+      .menuItem.action-danger:hover {
+        color: var(--action-danger-hover);
+        background: ${cssManager.bdTheme('rgba(220, 38, 38, 0.08)', 'rgba(239, 68, 68, 0.12)')};
+      }
+
+      .menuItem.action-danger dees-icon {
+        opacity: 1;
+      }
+
+      /* Filter Item Styles */
+      .menuItem.filter {
+        justify-content: space-between;
+      }
+
+      .menuItem.filter .filter-checkbox {
+        width: 16px;
+        height: 16px;
+        border: 2px solid ${cssManager.bdTheme('#d4d4d4', '#525252')};
+        border-radius: 4px;
+        display: flex;
+        align-items: center;
+        justify-content: center;
+        transition: all 0.15s ease;
+        flex-shrink: 0;
+      }
+
+      .menuItem.filter .filter-checkbox.checked {
+        background: var(--sidebar-accent);
+        border-color: var(--sidebar-accent);
+      }
+
+      .menuItem.filter .filter-checkbox dees-icon {
+        font-size: 12px;
+        color: ${cssManager.bdTheme('#fafafa', '#0a0a0a')};
+        opacity: 1;
+      }
+
+      .menuItem.filter.active {
+        color: var(--sidebar-fg-active);
+      }
+
+      /* Multi-Filter Container */
+      .multiFilter {
+        margin: 4px 0;
+        border: 1px solid var(--sidebar-border);
+        border-radius: 8px;
+        overflow: hidden;
+        background: ${cssManager.bdTheme('rgba(0, 0, 0, 0.02)', 'rgba(255, 255, 255, 0.02)')};
+      }
+
+      .multiFilter-header {
+        display: flex;
+        align-items: center;
+        justify-content: space-between;
+        padding: 10px 12px;
+        cursor: pointer;
+        transition: background 0.15s ease;
+      }
+
+      .multiFilter-header:hover {
+        background: var(--sidebar-hover);
+      }
+
+      .multiFilter-header .multiFilter-title {
+        display: flex;
+        align-items: center;
+        gap: 8px;
+        font-size: 13px;
+        font-weight: 500;
+        color: var(--sidebar-fg-active);
+      }
+
+      .multiFilter-header .multiFilter-title dees-icon {
+        font-size: 16px;
+        opacity: 0.7;
+      }
+
+      .multiFilter-header .multiFilter-count {
+        font-size: 11px;
+        color: var(--sidebar-fg-muted);
+        background: var(--badge-default-bg);
+        padding: 2px 6px;
+        border-radius: 4px;
+      }
+
+      .multiFilter-header .chevron {
+        font-size: 12px;
+        transition: transform 0.2s ease;
+        color: var(--sidebar-fg-muted);
+      }
+
+      .multiFilter-header.collapsed .chevron {
+        transform: rotate(-90deg);
+      }
+
+      .multiFilter-options {
+        border-top: 1px solid var(--sidebar-border);
+        overflow: hidden;
+        transition: max-height 0.25s ease, opacity 0.2s ease;
+        max-height: 500px;
+        opacity: 1;
+      }
+
+      .multiFilter-options.collapsed {
+        max-height: 0;
+        opacity: 0;
+        border-top: none;
+      }
+
+      .multiFilter-option {
+        display: flex;
+        align-items: center;
+        gap: 10px;
+        padding: 8px 12px;
+        cursor: pointer;
+        transition: background 0.15s ease;
+        font-size: 13px;
+        color: var(--sidebar-fg);
+      }
+
+      .multiFilter-option:hover {
+        background: var(--sidebar-hover);
+        color: var(--sidebar-fg-active);
+      }
+
+      .multiFilter-option .option-checkbox {
+        width: 16px;
+        height: 16px;
+        border: 2px solid ${cssManager.bdTheme('#d4d4d4', '#525252')};
+        border-radius: 4px;
+        display: flex;
+        align-items: center;
+        justify-content: center;
+        transition: all 0.15s ease;
+        flex-shrink: 0;
+      }
+
+      .multiFilter-option .option-checkbox.checked {
+        background: var(--sidebar-accent);
+        border-color: var(--sidebar-accent);
+      }
+
+      .multiFilter-option .option-checkbox dees-icon {
+        font-size: 12px;
+        color: ${cssManager.bdTheme('#fafafa', '#0a0a0a')};
+      }
+
+      .multiFilter-option dees-icon.option-icon {
+        font-size: 14px;
+        opacity: 0.7;
+      }
+
+      /* Divider */
+      .menuDivider {
+        height: 1px;
+        background: var(--sidebar-border);
+        margin: 8px 12px;
+      }
+
+      :host([collapsed]) .menuDivider {
+        margin: 8px 4px;
+      }
+
+      /* Header/Label */
+      .menuHeader {
+        padding: 12px 12px 4px 12px;
+        font-size: 10px;
+        font-weight: 600;
+        color: var(--sidebar-fg-muted);
+        text-transform: uppercase;
+        letter-spacing: 0.5px;
+      }
+
+      :host([collapsed]) .menuHeader {
+        display: none;
+      }
+
+      /* Link Item */
+      .menuItem.link .external-icon {
+        font-size: 12px;
+        opacity: 0.5;
+        margin-left: auto;
+      }
+
       /* Collapsed menu item styles */
       :host([collapsed]) .menuItem {
         justify-content: center;
@@ -357,6 +588,15 @@ export class DeesAppuiSecondarymenu extends DeesElement {
         left: -4px;
       }
 
+      :host([collapsed]) .menuItem .filter-checkbox,
+      :host([collapsed]) .menuItem .external-icon {
+        display: none;
+      }
+
+      :host([collapsed]) .multiFilter {
+        display: none;
+      }
+
       /* Tooltip for collapsed state */
       .item-tooltip {
         position: absolute;
@@ -431,17 +671,17 @@ export class DeesAppuiSecondarymenu extends DeesElement {
         display: none;
       }
 
-      /* Divider */
+      /* Legacy options container */
+      .legacyOptions {
+        padding: 0 8px;
+      }
+
+      /* Divider (legacy) */
       .divider {
         height: 1px;
         background: var(--sidebar-border);
         margin: 8px 12px;
       }
-
-      /* Legacy options container */
-      .legacyOptions {
-        padding: 0 8px;
-      }
     `,
   ];
 
@@ -472,28 +712,58 @@ export class DeesAppuiSecondarymenu extends DeesElement {
             @click="${() => this.toggleGroup(group.name)}"
           >
             <span class="groupTitle">
-              ${group.iconName ? html`<dees-icon .icon="${group.iconName.startsWith('lucide:') ? group.iconName : `lucide:${group.iconName}`}"></dees-icon>` : ''}
+              ${group.iconName ? html`<dees-icon .icon="${this.normalizeIcon(group.iconName)}"></dees-icon>` : ''}
               ${group.name}
             </span>
             <dees-icon class="chevron" .icon="${'lucide:chevronDown'}"></dees-icon>
           </div>
           <div class="groupItems ${this.collapsedGroups.has(group.name) ? 'collapsed' : ''}">
-            ${group.items.map((item) => this.renderMenuItem(item, group))}
+            ${group.items.map((item) => this.renderItem(item, group))}
           </div>
         </div>
       `)}
     `;
   }
 
-  private renderMenuItem(item: interfaces.IMenuItem, group?: interfaces.IMenuGroup): TemplateResult {
+  private renderItem(item: interfaces.ISecondaryMenuItem, group?: interfaces.ISecondaryMenuGroup): TemplateResult {
+    // Check for hidden items
+    if ('hidden' in item && item.hidden) {
+      return html``;
+    }
+
+    // Determine item type
+    const itemType = 'type' in item ? item.type : 'tab';
+
+    switch (itemType) {
+      case 'action':
+        return this.renderActionItem(item as interfaces.ISecondaryMenuItemAction);
+      case 'filter':
+        return this.renderFilterItem(item as interfaces.ISecondaryMenuItemFilter);
+      case 'multiFilter':
+        return this.renderMultiFilterItem(item as interfaces.ISecondaryMenuItemMultiFilter);
+      case 'divider':
+        return this.renderDivider();
+      case 'header':
+        return this.renderHeader(item as interfaces.ISecondaryMenuItemHeader);
+      case 'link':
+        return this.renderLinkItem(item as interfaces.ISecondaryMenuItemLink);
+      case 'tab':
+      default:
+        return this.renderTabItem(item as interfaces.ISecondaryMenuItemTab, group);
+    }
+  }
+
+  private renderTabItem(item: interfaces.ISecondaryMenuItemTab, group?: interfaces.ISecondaryMenuGroup): TemplateResult {
     const isSelected = this.selectedItem?.key === item.key;
+    const isDisabled = item.disabled === true;
+
     return html`
       <div
-        class="menuItem ${isSelected ? 'selected' : ''}"
+        class="menuItem ${isSelected ? 'selected' : ''} ${isDisabled ? 'disabled' : ''}"
-        @click="${() => this.selectItem(item, group)}"
+        @click="${() => !isDisabled && this.selectTabItem(item, group)}"
         @contextmenu="${(e: MouseEvent) => this.handleContextMenu(e, item)}"
       >
-        ${item.iconName ? html`<dees-icon .icon="${item.iconName.startsWith('lucide:') ? item.iconName : `lucide:${item.iconName}`}"></dees-icon>` : ''}
+        ${item.iconName ? html`<dees-icon .icon="${this.normalizeIcon(item.iconName)}"></dees-icon>` : ''}
         <span class="itemLabel">${item.key}</span>
         ${item.badge !== undefined ? html`
           <span class="badge ${item.badgeVariant || 'default'}">${item.badge}</span>
@@ -503,6 +773,100 @@ export class DeesAppuiSecondarymenu extends DeesElement {
     `;
   }
 
+  private renderActionItem(item: interfaces.ISecondaryMenuItemAction): TemplateResult {
+    const variant = item.variant || 'primary';
+    const isDisabled = item.disabled === true;
+
+    return html`
+      <div
+        class="menuItem action-${variant} ${isDisabled ? 'disabled' : ''}"
+        @click="${() => !isDisabled && this.handleActionClick(item)}"
+      >
+        ${item.iconName ? html`<dees-icon .icon="${this.normalizeIcon(item.iconName)}"></dees-icon>` : ''}
+        <span class="itemLabel">${item.key}</span>
+        <span class="item-tooltip">${item.key}</span>
+      </div>
+    `;
+  }
+
+  private renderFilterItem(item: interfaces.ISecondaryMenuItemFilter): TemplateResult {
+    const isDisabled = item.disabled === true;
+
+    return html`
+      <div
+        class="menuItem filter ${item.active ? 'active' : ''} ${isDisabled ? 'disabled' : ''}"
+        @click="${() => !isDisabled && this.handleFilterToggle(item)}"
+      >
+        ${item.iconName ? html`<dees-icon .icon="${this.normalizeIcon(item.iconName)}"></dees-icon>` : ''}
+        <span class="itemLabel">${item.key}</span>
+        <div class="filter-checkbox ${item.active ? 'checked' : ''}">
+          ${item.active ? html`<dees-icon .icon="${'lucide:check'}"></dees-icon>` : ''}
+        </div>
+        <span class="item-tooltip">${item.key}</span>
+      </div>
+    `;
+  }
+
+  private renderMultiFilterItem(item: interfaces.ISecondaryMenuItemMultiFilter): TemplateResult {
+    const isCollapsed = this.collapsedMultiFilters.has(item.key);
+    const checkedCount = item.options.filter(opt => opt.checked).length;
+
+    return html`
+      <div class="multiFilter">
+        <div
+          class="multiFilter-header ${isCollapsed ? 'collapsed' : ''}"
+          @click="${() => this.toggleMultiFilter(item.key)}"
+        >
+          <span class="multiFilter-title">
+            ${item.iconName ? html`<dees-icon .icon="${this.normalizeIcon(item.iconName)}"></dees-icon>` : ''}
+            ${item.key}
+          </span>
+          ${checkedCount > 0 ? html`<span class="multiFilter-count">${checkedCount}</span>` : ''}
+          <dees-icon class="chevron" .icon="${'lucide:chevronDown'}"></dees-icon>
+        </div>
+        <div class="multiFilter-options ${isCollapsed ? 'collapsed' : ''}">
+          ${item.options.map(option => html`
+            <div
+              class="multiFilter-option"
+              @click="${() => this.handleMultiFilterOptionToggle(item, option.key)}"
+            >
+              <div class="option-checkbox ${option.checked ? 'checked' : ''}">
+                ${option.checked ? html`<dees-icon .icon="${'lucide:check'}"></dees-icon>` : ''}
+              </div>
+              ${option.iconName ? html`<dees-icon class="option-icon" .icon="${this.normalizeIcon(option.iconName)}"></dees-icon>` : ''}
+              <span>${option.label}</span>
+            </div>
+          `)}
+        </div>
+      </div>
+    `;
+  }
+
+  private renderDivider(): TemplateResult {
+    return html`<div class="menuDivider"></div>`;
+  }
+
+  private renderHeader(item: interfaces.ISecondaryMenuItemHeader): TemplateResult {
+    return html`<div class="menuHeader">${item.label}</div>`;
+  }
+
+  private renderLinkItem(item: interfaces.ISecondaryMenuItemLink): TemplateResult {
+    const isExternal = item.external ?? item.href.startsWith('http');
+    const isDisabled = item.disabled === true;
+
+    return html`
+      <div
+        class="menuItem link ${isDisabled ? 'disabled' : ''}"
+        @click="${() => !isDisabled && this.handleLinkClick(item)}"
+      >
+        ${item.iconName ? html`<dees-icon .icon="${this.normalizeIcon(item.iconName)}"></dees-icon>` : ''}
+        <span class="itemLabel">${item.key}</span>
+        ${isExternal ? html`<dees-icon class="external-icon" .icon="${'lucide:externalLink'}"></dees-icon>` : ''}
+        <span class="item-tooltip">${item.key}</span>
+      </div>
+    `;
+  }
+
   private renderLegacyOptions(): TemplateResult {
     return html`
       <div class="legacyOptions">
@@ -511,16 +875,25 @@ export class DeesAppuiSecondarymenu extends DeesElement {
             return html`<div class="divider"></div>`;
           }
           const item = option as interfaces.IMenuItem;
-          return this.renderMenuItem({
+          // Convert legacy IMenuItem to ISecondaryMenuItemTab
+          const tabItem: interfaces.ISecondaryMenuItemTab = {
             key: item.key,
             iconName: item.iconName,
             action: item.action,
-          });
+            badge: item.badge,
+            badgeVariant: item.badgeVariant,
+          };
+          return this.renderTabItem(tabItem);
         })}
       </div>
     `;
   }
 
+  // Helper to normalize icon names
+  private normalizeIcon(iconName: string): string {
+    return iconName.startsWith('lucide:') ? iconName : `lucide:${iconName}`;
+  }
+
   private toggleGroup(groupName: string): void {
     const newCollapsed = new Set(this.collapsedGroups);
     if (newCollapsed.has(groupName)) {
@@ -531,6 +904,16 @@ export class DeesAppuiSecondarymenu extends DeesElement {
     this.collapsedGroups = newCollapsed;
   }
 
+  private toggleMultiFilter(filterKey: string): void {
+    const newCollapsed = new Set(this.collapsedMultiFilters);
+    if (newCollapsed.has(filterKey)) {
+      newCollapsed.delete(filterKey);
+    } else {
+      newCollapsed.add(filterKey);
+    }
+    this.collapsedMultiFilters = newCollapsed;
+  }
+
   public toggleCollapse(): void {
     this.collapsed = !this.collapsed;
     this.dispatchEvent(new CustomEvent('collapse-change', {
@@ -540,7 +923,7 @@ export class DeesAppuiSecondarymenu extends DeesElement {
     }));
   }
 
-  private selectItem(item: interfaces.IMenuItem, group?: interfaces.IMenuGroup): void {
+  private selectTabItem(item: interfaces.ISecondaryMenuItemTab, group?: interfaces.ISecondaryMenuGroup): void {
     this.selectedItem = item;
     item.action();
 
@@ -551,7 +934,81 @@ export class DeesAppuiSecondarymenu extends DeesElement {
     }));
   }
 
-  private handleContextMenu(event: MouseEvent, item: interfaces.IMenuItem): void {
+  private async handleActionClick(item: interfaces.ISecondaryMenuItemAction): Promise<void> {
+    // Handle confirmation if required
+    if (item.confirmMessage) {
+      const confirmed = window.confirm(item.confirmMessage);
+      if (!confirmed) {
+        return;
+      }
+    }
+
+    await item.action();
+
+    this.dispatchEvent(new CustomEvent('action-click', {
+      detail: { item },
+      bubbles: true,
+      composed: true
+    }));
+  }
+
+  private handleFilterToggle(item: interfaces.ISecondaryMenuItemFilter): void {
+    const newActive = !item.active;
+    // Update the item's active state
+    item.active = newActive;
+    item.onToggle(newActive);
+
+    // Force re-render by incrementing the render counter
+    this.renderCounter++;
+
+    this.dispatchEvent(new CustomEvent('filter-toggle', {
+      detail: { item, active: newActive },
+      bubbles: true,
+      composed: true
+    }));
+  }
+
+  private handleMultiFilterOptionToggle(item: interfaces.ISecondaryMenuItemMultiFilter, optionKey: string): void {
+    // Update the option's checked state
+    const option = item.options.find(opt => opt.key === optionKey);
+    if (option) {
+      option.checked = !option.checked;
+    }
+
+    // Calculate the new selected keys
+    const selectedKeys = item.options
+      .filter(opt => opt.checked)
+      .map(opt => opt.key);
+
+    item.onChange(selectedKeys);
+
+    // Force re-render by incrementing the render counter
+    this.renderCounter++;
+
+    this.dispatchEvent(new CustomEvent('multifilter-change', {
+      detail: { item, selectedKeys },
+      bubbles: true,
+      composed: true
+    }));
+  }
+
+  private handleLinkClick(item: interfaces.ISecondaryMenuItemLink): void {
+    const isExternal = item.external ?? item.href.startsWith('http');
+
+    if (isExternal) {
+      window.open(item.href, '_blank', 'noopener,noreferrer');
+    } else {
+      window.location.href = item.href;
+    }
+
+    this.dispatchEvent(new CustomEvent('link-click', {
+      detail: { item },
+      bubbles: true,
+      composed: true
+    }));
+  }
+
+  private handleContextMenu(event: MouseEvent, item: interfaces.ISecondaryMenuItemTab): void {
     DeesContextmenu.openContextMenuWithOptions(event, [
       {
         name: 'View details',
@@ -572,26 +1029,52 @@ export class DeesAppuiSecondarymenu extends DeesElement {
     // Initialize collapsed state from group defaults
     if (this.groups.length > 0) {
       const initialCollapsed = new Set<string>();
+      const initialMultiFilterCollapsed = new Set<string>();
+
       this.groups.forEach(group => {
         if (group.collapsed) {
           initialCollapsed.add(group.name);
         }
-      });
-      this.collapsedGroups = initialCollapsed;
 
-      // Auto-select first item if none selected
+        // Check for collapsed multi-filters
-      if (!this.selectedItem && this.groups[0]?.items.length > 0) {
+        group.items.forEach(item => {
-        this.selectItem(this.groups[0].items[0], this.groups[0]);
+          if ('type' in item && item.type === 'multiFilter') {
+            const multiFilter = item as interfaces.ISecondaryMenuItemMultiFilter;
+            if (multiFilter.collapsed) {
+              initialMultiFilterCollapsed.add(multiFilter.key);
+            }
+          }
+        });
+      });
+
+      this.collapsedGroups = initialCollapsed;
+      this.collapsedMultiFilters = initialMultiFilterCollapsed;
+
+      // Auto-select first tab item if none selected
+      if (!this.selectedItem) {
+        for (const group of this.groups) {
+          for (const item of group.items) {
+            const itemType = 'type' in item ? item.type : 'tab';
+            if (itemType === 'tab' || itemType === undefined) {
+              const tabItem = item as interfaces.ISecondaryMenuItemTab;
+              if (!tabItem.disabled) {
+                this.selectTabItem(tabItem, group);
+                return;
+              }
+            }
+          }
+        }
       }
     } else if (this.selectionOptions.length > 0) {
       // Legacy mode: select first non-divider option
       const firstOption = this.selectionOptions.find(opt => !('divider' in opt)) as interfaces.IMenuItem;
       if (firstOption && !this.selectedItem) {
-        this.selectItem({
+        const tabItem: interfaces.ISecondaryMenuItemTab = {
           key: firstOption.key,
           iconName: firstOption.iconName,
           action: firstOption.action,
-        });
+        };
+        this.selectTabItem(tabItem);
       }
     }
   }

ts_web/elements/00group-appui/dees-appui/dees-appui.demo.ts

@@ -1,6 +1,7 @@
 import { html, css, DeesElement, customElement, state } from '@design.estate/dees-element';
 import type { DeesAppui } from './dees-appui.js';
 import type { IAppConfig, IViewActivationContext } from '../../interfaces/appconfig.js';
+import type * as interfaces from '../../interfaces/index.js';
 import '@design.estate/dees-wcctools/demotools';
 
 // Demo view component with lifecycle hooks
@@ -16,7 +17,7 @@ class DemoDashboardView extends DeesElement {
     this.activated = true;
     console.log('Dashboard activated with context:', context);
 
-    // Set view-specific secondary menu
+    // Set view-specific secondary menu with new item types
     context.appui.setSecondaryMenu({
       heading: 'Dashboard',
       groups: [
@@ -24,17 +25,36 @@ class DemoDashboardView extends DeesElement {
           name: 'Quick Access',
           iconName: 'lucide:zap',
           items: [
-            { key: 'overview', iconName: 'layoutDashboard', action: () => console.log('Overview') },
+            { key: 'Overview', iconName: 'layoutDashboard', action: () => console.log('Overview') },
-            { key: 'recent', iconName: 'clock', badge: 5, action: () => console.log('Recent') },
+            { key: 'Recent', iconName: 'clock', badge: 5, action: () => console.log('Recent') },
-          ]
+            { type: 'divider' },
+            { type: 'action', key: 'Refresh Data', iconName: 'lucide:refreshCw', action: () => alert('Refreshing dashboard data...') },
+          ] as interfaces.ISecondaryMenuItem[]
+        },
+        {
+          name: 'Filters',
+          iconName: 'lucide:filter',
+          items: [
+            { type: 'header', label: 'Time Range' },
+            { type: 'filter', key: 'Live Updates', iconName: 'lucide:radio', active: true, onToggle: (active) => console.log('Live updates:', active) },
+            { type: 'filter', key: 'Show Archived', iconName: 'lucide:archive', active: false, onToggle: (active) => console.log('Show archived:', active) },
+            { type: 'divider' },
+            { type: 'multiFilter', key: 'Data Sources', iconName: 'lucide:database', options: [
+              { key: 'api', label: 'API Server', checked: true, iconName: 'lucide:server' },
+              { key: 'web', label: 'Web Traffic', checked: true, iconName: 'lucide:globe' },
+              { key: 'mobile', label: 'Mobile App', checked: false, iconName: 'lucide:smartphone' },
+            ], onChange: (keys) => console.log('Data sources:', keys) },
+          ] as interfaces.ISecondaryMenuItem[]
         },
         {
           name: 'Analytics',
           iconName: 'lucide:barChart3',
           items: [
-            { key: 'metrics', iconName: 'activity', action: () => console.log('Metrics') },
+            { key: 'Metrics', iconName: 'activity', action: () => console.log('Metrics') },
-            { key: 'reports', iconName: 'fileText', badge: 'new', badgeVariant: 'success', action: () => console.log('Reports') },
+            { key: 'Reports', iconName: 'fileText', badge: 'new', badgeVariant: 'success', action: () => console.log('Reports') },
-          ]
+            { type: 'divider' },
+            { type: 'link', key: 'Analytics Docs', iconName: 'lucide:externalLink', href: 'https://docs.example.com/analytics' },
+          ] as interfaces.ISecondaryMenuItem[]
         }
       ]
     });
@@ -322,11 +342,22 @@ class DemoProjectsView extends DeesElement {
       groups: [
         {
           name: 'My Projects',
+          iconName: 'lucide:folder',
           items: [
-            { key: 'active', iconName: 'folder', badge: 3, action: () => console.log('Active') },
+            { key: 'Active', iconName: 'folder', badge: 3, action: () => console.log('Active') },
-            { key: 'archived', iconName: 'archive', action: () => console.log('Archived') },
+            { key: 'Archived', iconName: 'archive', action: () => console.log('Archived') },
-            { key: 'shared', iconName: 'users', badge: 2, badgeVariant: 'warning', action: () => console.log('Shared') },
+            { key: 'Shared', iconName: 'users', badge: 2, badgeVariant: 'warning', action: () => console.log('Shared') },
-          ]
+          ] as interfaces.ISecondaryMenuItem[]
+        },
+        {
+          name: 'Quick Actions',
+          iconName: 'lucide:zap',
+          items: [
+            { type: 'action', key: 'New Project', iconName: 'lucide:folderPlus', action: () => alert('Create new project') },
+            { type: 'action', key: 'Import', iconName: 'lucide:download', action: () => alert('Import project') },
+            { type: 'divider' },
+            { type: 'link', key: 'Templates', iconName: 'lucide:layoutTemplate', href: 'https://templates.example.com' },
+          ] as interfaces.ISecondaryMenuItem[]
         }
       ]
     });
@@ -407,13 +438,40 @@ class DemoTasksView extends DeesElement {
       heading: 'Tasks',
       groups: [
         {
-          name: 'Filters',
+          name: 'Views',
+          iconName: 'lucide:eye',
           items: [
-            { key: 'all', iconName: 'list', badge: 12, action: () => console.log('All') },
+            { key: 'All Tasks', iconName: 'list', badge: 12, action: () => console.log('All') },
-            { key: 'today', iconName: 'calendar', badge: 3, action: () => console.log('Today') },
+            { key: 'Today', iconName: 'calendar', badge: 3, action: () => console.log('Today') },
-            { key: 'upcoming', iconName: 'clock', action: () => console.log('Upcoming') },
+            { key: 'Upcoming', iconName: 'clock', action: () => console.log('Upcoming') },
-            { key: 'completed', iconName: 'checkCircle', action: () => console.log('Completed') },
+            { key: 'Completed', iconName: 'checkCircle', action: () => console.log('Completed') },
-          ]
+          ] as interfaces.ISecondaryMenuItem[]
+        },
+        {
+          name: 'Filters',
+          iconName: 'lucide:filter',
+          items: [
+            { type: 'header', label: 'Priority' },
+            { type: 'multiFilter', key: 'Priority', iconName: 'lucide:flag', options: [
+              { key: 'high', label: 'High', checked: true, iconName: 'lucide:alertCircle' },
+              { key: 'medium', label: 'Medium', checked: true, iconName: 'lucide:minusCircle' },
+              { key: 'low', label: 'Low', checked: false, iconName: 'lucide:circle' },
+            ], onChange: (keys) => console.log('Priority filter:', keys) },
+            { type: 'divider' },
+            { type: 'header', label: 'Options' },
+            { type: 'filter', key: 'Show Subtasks', iconName: 'lucide:listTree', active: true, onToggle: (active) => console.log('Show subtasks:', active) },
+            { type: 'filter', key: 'Show Completed', iconName: 'lucide:checkSquare', active: false, onToggle: (active) => console.log('Show completed:', active) },
+          ] as interfaces.ISecondaryMenuItem[]
+        },
+        {
+          name: 'Actions',
+          iconName: 'lucide:zap',
+          items: [
+            { type: 'action', key: 'Add Task', iconName: 'lucide:plus', action: () => alert('Add new task') },
+            { type: 'action', key: 'Import Tasks', iconName: 'lucide:upload', action: () => alert('Import tasks') },
+            { type: 'divider' },
+            { type: 'action', key: 'Clear Completed', iconName: 'lucide:trash2', variant: 'danger', confirmMessage: 'Delete all completed tasks?', action: () => alert('Cleared completed tasks') },
+          ] as interfaces.ISecondaryMenuItem[]
         }
       ]
     });

ts_web/elements/00group-appui/dees-appui/dees-appui.ts

@@ -98,10 +98,10 @@ export class DeesAppui extends DeesElement {
   accessor secondarymenuHeading: string = '';
 
   @property({ type: Array })
-  accessor secondarymenuGroups: interfaces.IMenuGroup[] = [];
+  accessor secondarymenuGroups: interfaces.ISecondaryMenuGroup[] = [];
 
   @property({ type: Object })
-  accessor secondarymenuSelectedItem: interfaces.IMenuItem | undefined = undefined;
+  accessor secondarymenuSelectedItem: interfaces.ISecondaryMenuItemTab | undefined = undefined;
 
   // Collapse states
   @property({ type: Boolean })
@@ -126,6 +126,13 @@ export class DeesAppui extends DeesElement {
   @property({ type: Number })
   accessor contentTabsAutoHideThreshold: number = 0;
 
+  // Activity log visibility and count
+  @state()
+  accessor activityLogVisible: boolean = false;
+
+  @state()
+  accessor activityLogCount: number = 0;
+
   // Properties for maincontent
   @property({ type: Array })
   accessor maincontentTabs: interfaces.IMenuItem[] = [];
@@ -175,8 +182,9 @@ export class DeesAppui extends DeesElement {
         height: calc(100% - 40px);
         width: 100%;
         display: grid;
-        grid-template-columns: auto auto 1fr 240px;
+        /* grid-template-columns set dynamically in template */
         grid-template-rows: 1fr;
+        transition: grid-template-columns 0.3s ease;
       }
 
       /* Z-index layering for proper stacking */
@@ -198,6 +206,19 @@ export class DeesAppui extends DeesElement {
       .maingrid > dees-appui-activitylog {
         position: relative;
         z-index: 1;
+        overflow: hidden;
+        transition: opacity 0.3s ease, transform 0.3s ease;
+      }
+
+      .maingrid > dees-appui-activitylog.hidden {
+        opacity: 0;
+        transform: translateX(20px);
+        pointer-events: none;
+      }
+
+      .maingrid > dees-appui-activitylog.visible {
+        opacity: 1;
+        transform: translateX(0);
       }
 
       /* View container for dynamically loaded views */
@@ -221,14 +242,18 @@ export class DeesAppui extends DeesElement {
         .user=${this.appbarUser}
         .profileMenuItems=${this.appbarProfileMenuItems}
         .showSearch=${this.appbarShowSearch}
+        .showActivityLogToggle=${true}
+        .activityLogCount=${this.activityLogCount}
+        .activityLogActive=${this.activityLogVisible}
         @menu-select=${(e: CustomEvent) => this.handleAppbarMenuSelect(e)}
         @breadcrumb-navigate=${(e: CustomEvent) => this.handleAppbarBreadcrumbNavigate(e)}
         @search-click=${() => this.handleAppbarSearchClick()}
         @search-query=${(e: CustomEvent) => this.handleAppbarSearchQuery(e)}
         @user-menu-open=${() => this.handleAppbarUserMenuOpen()}
         @profile-menu-select=${(e: CustomEvent) => this.handleAppbarProfileMenuSelect(e)}
+        @activity-toggle=${() => this.toggleActivityLog()}
       ></dees-appui-appbar>
-      <div class="maingrid">
+      <div class="maingrid" style="grid-template-columns: auto auto 1fr ${this.activityLogVisible ? '280px' : '0px'};">
         ${this.mainmenuVisible ? html`
           <dees-appui-mainmenu
             .logoIcon=${this.mainmenuLogoIcon}
@@ -264,7 +289,9 @@ export class DeesAppui extends DeesElement {
           <div class="view-container"></div>
           <slot name="maincontent"></slot>
         </dees-appui-maincontent>
-        <dees-appui-activitylog></dees-appui-activitylog>
+        <dees-appui-activitylog
+          class="${this.activityLogVisible ? 'visible' : 'hidden'}"
+        ></dees-appui-activitylog>
       </div>
     `;
   }
@@ -277,6 +304,13 @@ export class DeesAppui extends DeesElement {
     this.maincontent = this.shadowRoot!.querySelector('dees-appui-maincontent') as DeesAppuiMaincontent;
     this.activitylogElement = this.shadowRoot!.querySelector('dees-appui-activitylog') as DeesAppuiActivitylog;
 
+    // Subscribe to activity log entry changes for badge count
+    if (this.activitylogElement) {
+      this.activitylogElement.entries$.subscribe((entries) => {
+        this.activityLogCount = entries.length;
+      });
+    }
+
     // Set appui reference in view registry for lifecycle context
     this.viewRegistry.setAppuiRef(this as unknown as interfaces.TDeesAppui);
   }
@@ -534,7 +568,7 @@ export class DeesAppui extends DeesElement {
   /**
    * Set the secondary menu configuration
    */
-  public setSecondaryMenu(config: { heading?: string; groups: interfaces.IMenuGroup[] }): void {
+  public setSecondaryMenu(config: { heading?: string; groups: interfaces.ISecondaryMenuGroup[] }): void {
     if (config.heading !== undefined) {
       this.secondarymenuHeading = config.heading;
     }
@@ -544,7 +578,7 @@ export class DeesAppui extends DeesElement {
   /**
    * Update a specific secondary menu group
    */
-  public updateSecondaryMenuGroup(groupName: string, update: Partial<interfaces.IMenuGroup>): void {
+  public updateSecondaryMenuGroup(groupName: string, update: Partial<interfaces.ISecondaryMenuGroup>): void {
     this.secondarymenuGroups = this.secondarymenuGroups.map(group =>
       group.name === groupName ? { ...group, ...update } : group
     );
@@ -555,7 +589,7 @@ export class DeesAppui extends DeesElement {
    */
   public addSecondaryMenuItem(
     groupName: string,
-    item: interfaces.IMenuGroup['items'][0]
+    item: interfaces.ISecondaryMenuItem
   ): void {
     this.secondarymenuGroups = this.secondarymenuGroups.map(group => {
       if (group.name === groupName) {
@@ -569,13 +603,13 @@ export class DeesAppui extends DeesElement {
   }
 
   /**
-   * Set the selected secondary menu item by key
+   * Set the selected secondary menu item by key (for tab items only)
    */
   public setSecondaryMenuSelection(itemKey: string): void {
     for (const group of this.secondarymenuGroups) {
-      const item = group.items.find(i => i.key === itemKey);
+      const item = group.items.find(i => 'key' in i && i.key === itemKey);
-      if (item) {
+      if (item && (!('type' in item) || item.type === 'tab' || item.type === undefined)) {
-        this.secondarymenuSelectedItem = item;
+        this.secondarymenuSelectedItem = item as interfaces.ISecondaryMenuItemTab;
         return;
       }
     }
@@ -673,6 +707,27 @@ export class DeesAppui extends DeesElement {
     };
   }
 
+  /**
+   * Set activity log visibility
+   */
+  public setActivityLogVisible(visible: boolean): void {
+    this.activityLogVisible = visible;
+  }
+
+  /**
+   * Toggle activity log visibility
+   */
+  public toggleActivityLog(): void {
+    this.activityLogVisible = !this.activityLogVisible;
+  }
+
+  /**
+   * Get activity log visibility state
+   */
+  public getActivityLogVisible(): boolean {
+    return this.activityLogVisible;
+  }
+
   // ==========================================
   // PROGRAMMATIC API: NAVIGATION
   // ==========================================

ts_web/elements/interfaces/appconfig.ts

@@ -2,6 +2,7 @@ import type { TemplateResult } from '@design.estate/dees-element';
 import type { IAppBarMenuItem } from './appbarmenuitem.js';
 import type { IMenuItem } from './tab.js';
 import type { IMenuGroup } from './menugroup.js';
+import type { ISecondaryMenuGroup, ISecondaryMenuItem } from './secondarymenu.js';
 
 // Forward declaration for circular reference
 export type TDeesAppui = HTMLElement & {
@@ -25,9 +26,9 @@ export type TDeesAppui = HTMLElement & {
   setContentTabsAutoHide: (enabled: boolean, threshold?: number) => void;
   setMainMenuBadge: (tabKey: string, badge: string | number) => void;
   clearMainMenuBadge: (tabKey: string) => void;
-  setSecondaryMenu: (config: { heading?: string; groups: IMenuGroup[] }) => void;
+  setSecondaryMenu: (config: { heading?: string; groups: ISecondaryMenuGroup[] }) => void;
-  updateSecondaryMenuGroup: (groupName: string, update: Partial<IMenuGroup>) => void;
+  updateSecondaryMenuGroup: (groupName: string, update: Partial<ISecondaryMenuGroup>) => void;
-  addSecondaryMenuItem: (groupName: string, item: IMenuGroup['items'][0]) => void;
+  addSecondaryMenuItem: (groupName: string, item: ISecondaryMenuItem) => void;
   setSecondaryMenuSelection: (itemKey: string) => void;
   clearSecondaryMenu: () => void;
   setContentTabs: (tabs: IMenuItem[]) => void;
@@ -36,6 +37,9 @@ export type TDeesAppui = HTMLElement & {
   selectContentTab: (tabKey: string) => void;
   getSelectedContentTab: () => IMenuItem | undefined;
   activityLog: IActivityLogAPI;
+  setActivityLogVisible: (visible: boolean) => void;
+  toggleActivityLog: () => void;
+  getActivityLogVisible: () => boolean;
   navigateToView: (viewId: string, params?: Record<string, string>) => Promise<boolean>;
   getCurrentView: () => IViewDefinition | undefined;
 };
@@ -136,7 +140,7 @@ export interface IViewDefinition {
     | (() => TemplateResult)
     | (() => Promise<string | (new () => HTMLElement) | (() => TemplateResult)>);
   /** Secondary menu items specific to this view */
-  secondaryMenu?: IMenuGroup[];
+  secondaryMenu?: ISecondaryMenuGroup[];
   /** Content tabs specific to this view */
   contentTabs?: IMenuItem[];
   /** Optional route path (defaults to id). Supports params like 'settings/:section' */

ts_web/elements/interfaces/index.ts

@@ -2,3 +2,4 @@ export * from './tab.js';
 export * from './appbarmenuitem.js';
 export * from './menugroup.js';
 export * from './appconfig.js';
+export * from './secondarymenu.js';

ts_web/elements/interfaces/secondarymenu.ts

@@ -0,0 +1,93 @@
+/**
+ * Secondary Menu Item Types
+ *
+ * Supports 8 item types:
+ * 1. Tab - selectable, stays highlighted (existing behavior)
+ * 2. Action - executes without selection (primary = blue)
+ * 3. Danger Action - red styling with optional confirmation
+ * 4. Filter - checkbox toggle, emits immediately
+ * 5. Multi-Filter - collapsible box with multiple checkboxes
+ * 6. Divider - visual separator
+ * 7. Header - non-interactive label
+ * 8. Link - opens URL
+ */
+
+// Base properties shared by interactive items
+export interface ISecondaryMenuItemBase {
+  key: string;
+  iconName?: string;
+  disabled?: boolean;
+  hidden?: boolean;
+}
+
+// 1. Tab - existing behavior (selectable, stays highlighted)
+export interface ISecondaryMenuItemTab extends ISecondaryMenuItemBase {
+  type?: 'tab'; // default if omitted for backward compatibility
+  action: () => void;
+  badge?: string | number;
+  badgeVariant?: 'default' | 'success' | 'warning' | 'error';
+}
+
+// 2 & 3. Action - executes without selection
+export interface ISecondaryMenuItemAction extends ISecondaryMenuItemBase {
+  type: 'action';
+  action: () => void | Promise<void>;
+  variant?: 'primary' | 'danger'; // primary = blue (default), danger = red
+  confirmMessage?: string; // Shows confirmation dialog before executing
+}
+
+// 4. Single filter toggle
+export interface ISecondaryMenuItemFilter extends ISecondaryMenuItemBase {
+  type: 'filter';
+  active: boolean;
+  onToggle: (active: boolean) => void;
+}
+
+// 5. Multi-select filter group (collapsible)
+export interface ISecondaryMenuItemMultiFilter extends ISecondaryMenuItemBase {
+  type: 'multiFilter';
+  collapsed?: boolean; // Accordion state
+  options: Array<{
+    key: string;
+    label: string;
+    checked: boolean;
+    iconName?: string;
+  }>;
+  onChange: (selectedKeys: string[]) => void;
+}
+
+// 6. Divider
+export interface ISecondaryMenuItemDivider {
+  type: 'divider';
+}
+
+// 7. Header/Label
+export interface ISecondaryMenuItemHeader {
+  type: 'header';
+  label: string;
+}
+
+// 8. External link
+export interface ISecondaryMenuItemLink extends ISecondaryMenuItemBase {
+  type: 'link';
+  href: string;
+  external?: boolean; // Opens in new tab (default: true if href starts with http)
+}
+
+// Union type for all secondary menu items
+export type ISecondaryMenuItem =
+  | ISecondaryMenuItemTab
+  | ISecondaryMenuItemAction
+  | ISecondaryMenuItemFilter
+  | ISecondaryMenuItemMultiFilter
+  | ISecondaryMenuItemDivider
+  | ISecondaryMenuItemHeader
+  | ISecondaryMenuItemLink;
+
+// Group interface for secondary menu
+export interface ISecondaryMenuGroup {
+  name: string;
+  iconName?: string;
+  collapsed?: boolean;
+  items: ISecondaryMenuItem[];
+}