.sidebar {
            width: 280px;
            background: linear-gradient(180deg, var(--primary-navy) 0%, var(--secondary-navy) 100%);
            color: white;
            padding: 30px 0;
            position: fixed;
            height: 100vh;
            overflow-y: auto;
            transition: transform 0.3s ease;
            z-index: 999;
        }

        .sidebar-title {
            padding: 0 25px;
            margin-bottom: 30px;
            font-size: 1.3rem;
            font-weight: 700;
            text-align: center;
        }

        .sidebar-title h3 {
            color: white;
            margin: 0;
            font-size: 20px;
            font-weight: 600;
        }
        
        /* Profile Section */
        .profile-section {
            text-align: center;
            margin-bottom: 20px;
            padding: 0 20px;
        }
        
        .profile-avatar {
            width: 90px;
            height: 90px;
            border-radius: 50%;
            margin: 0 auto 10px auto;
            overflow: hidden;
            border: 3px solid rgba(255,255,255,0.6);
            box-shadow: 0 0 0 4px rgba(0,0,0,0.1);
            background: rgba(255,255,255,0.1);
        }
        
        .profile-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .profile-name {
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
        }
        
        .profile-edit {
            display: inline-block;
            margin-top: 8px;
            font-size: 0.8rem;
            color: #ffeb3b;
            text-decoration: none;
        }
        
        .profile-edit:hover {
            text-decoration: underline;
        }
        
        /* Statistics Grid */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }
        
        .stat-box {
            background: white;
            padding: 25px;
            border-radius: 12px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            text-align: center;
            transition: transform 0.3s, box-shadow 0.3s;
            border-top: 4px solid #1a3a52;
        }
        
        .stat-box:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(0,0,0,0.15);
        }
        
        .stat-box.success {
            border-top-color: #4caf50;
        }
        
        .stat-box.warning {
            border-top-color: #ff9800;
        }
        
        .stat-box.info {
            border-top-color: #2196f3;
        }
        
        .stat-icon {
            font-size: 2.5rem;
            margin-bottom: 10px;
        }
        
        .stat-value {
            font-size: 2.5rem;
            font-weight: 700;
            color: #2c3e50;
            margin-bottom: 5px;
        }
        
        .stat-label {
            color: #7f8c8d;
            font-size: 0.9rem;
            font-weight: 500;
        }
        
        /* Detail Grid */
        .detail-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
        }
        
        .detail-item {
            background: #f8f9fa;
            padding: 15px;
            border-radius: 8px;
            border-left: 4px solid #1a3a52;
            transition: all 0.3s;
        }
        
        .detail-item:hover {
            background: #e9ecef;
            transform: translateX(5px);
        }
        
        .detail-item label {
            display: block;
            color: #7f8c8d;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 8px;
            text-transform: uppercase;
        }
        
        .detail-item .value {
            color: #2c3e50;
            font-size: 1.2rem;
            font-weight: 600;
        }
        
        .detail-card {
            background: #e8f5e9;
            border-left-color: #4caf50;
        }
        
        .warning-card {
            background: #fff3e0;
            border-left-color: #ff9800;
        }
        
        .info-card {
            background: #e3f2fd;
            border-left-color: #2196f3;
        }
        
        /* Quick Actions */
        .quick-actions {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }
        
        .action-card {
            background: white;
            border-radius: 12px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            text-align: center;
            overflow: hidden;
            transition: all 0.3s;
        }
        
        .action-card:hover {
            box-shadow: 0 8px 25px rgba(0,0,0,0.15);
            transform: translateY(-5px);
        }
        
        .action-card.disabled {
            opacity: 0.6;
            cursor: not-allowed;
        }
        
        .action-card .card-body {
            padding: 30px 20px;
        }
        
        .action-icon {
            font-size: 3.5rem;
            margin-bottom: 15px;
        }
        
        .action-title {
            font-size: 1.3rem;
            font-weight: 700;
            color: #2c3e50;
            margin-bottom: 10px;
        }
        
        .action-desc {
            color: #7f8c8d;
            font-size: 0.9rem;
            margin-bottom: 20px;
        }
        
        .action-status {
            font-size: 1.1rem;
            font-weight: 600;
            padding: 8px 15px;
            border-radius: 20px;
            display: inline-block;
        }
        
        .status-active {
            background: #d4edda;
            color: #155724;
        }
        
        .status-pending {
            background: #fff3cd;
            color: #856404;
        }
        
        .status-inactive {
            background: #e2e3e5;
            color: #6c757d;
        }
        
        /* Duration Box */
        .duration-box {
            margin-top: 20px;
            padding: 20px;
            background: linear-gradient(135deg, #1a3a52 0%, #2c5f7f 100%);
            border-radius: 12px;
            color: white;
            text-align: center;
        }
        
        .duration-label {
            font-size: 0.9rem;
            opacity: 0.9;
            margin-bottom: 10px;
        }
        
        .duration-value {
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: 2px;
        }
        
        /* Alert Messages */
        .alert {
            padding: 15px 20px;
            border-radius: 8px;
            margin-bottom: 20px;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 10px;
            animation: slideDown 0.3s ease-out;
        }
        
        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        .alert-success {
            background: #d4edda;
            color: #155724;
            border-left: 4px solid #28a745;
        }
        
        .alert-error {
            background: #f8d7da;
            color: #721c24;
            border-left: 4px solid #dc3545;
        }
        
        .alert-warning {
            background: #fff3cd;
            color: #856404;
            border-left: 4px solid #ffc107;
        }
        
        .alert-info {
            background: #d1ecf1;
            color: #0c5460;
            border-left: 4px solid #17a2b8;
        }
        
        /* Welcome Banner */
        .welcome-banner {
            background: linear-gradient(135deg, #1a3a52 0%, #2c5f7f 100%);
            color: white;
            padding: 30px;
            border-radius: 12px;
            margin-bottom: 30px;
            box-shadow: 0 4px 15px rgba(26, 58, 82, 0.3);
        }
        
        .welcome-banner h2 {
            margin: 0 0 10px 0;
            font-size: 1.8rem;
        }
        
        .welcome-banner .subtitle {
            font-size: 1rem;
            opacity: 0.9;
        }
        
        .current-time {
            font-size: 1.5rem;
            font-weight: 700;
            margin-top: 10px;
        }
        
        /* Responsive */
        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            
            .quick-actions {
                grid-template-columns: 1fr;
            }
            
            .detail-grid {
                grid-template-columns: 1fr;
            }
            
            .welcome-banner h2 {
                font-size: 1.5rem;
            }
            
            .stat-value {
                font-size: 2rem;
            }
            
            .logo-wrapper {
                width: 70px;
                height: 70px;
            }
        }