* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: Arial, sans-serif;
            background-color: #f5f5f5;
        }

        .dashboard-container {
            display: flex;
            min-height: 100vh;
        }

        /* Sidebar */
        .sidebar {
            width: 220px;
            background-color: #2c3e50;
            color: #ecf0f1;
            position: fixed;
            height: 100vh;
            overflow-y: auto;
        }

        .sidebar-header {
            padding: 20px 15px;
            background-color: #1a252f;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .sidebar-header img {
            width: 40px;
            height: 40px;
        }

        .sidebar-header h4 {
            margin: 0;
            font-size: 14px;
            color: #ecf0f1;
        }

        .sidebar-menu {
            list-style: none;
            padding: 0;
            margin: 20px 0;
        }

        .sidebar-menu li {
            padding: 0;
        }

        .sidebar-menu li a {
            display: block;
            padding: 12px 20px;
            color: #bdc3c7;
            text-decoration: none;
            transition: all 0.3s;
            border-left: 3px solid transparent;
        }

        .sidebar-menu li a:hover,
        .sidebar-menu li a.active {
            background-color: #34495e;
            color: #fff;
            border-left-color: #3498db;
        }

        .sidebar-menu li a i {
            margin-right: 10px;
            width: 20px;
            display: inline-block;
        }

        /* Main Content */
        .main-content {
            margin-left: 220px;
            flex: 1;
            padding: 20px;
            width: calc(100% - 220px);
        }

        .top-header {
            background-color: #fff;
            padding: 15px 20px;
            margin-bottom: 30px;
            border-radius: 5px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }

        .top-header h1 {
            margin: 0;
            font-size: 28px;
            color: #2c3e50;
        }

        /* Cards Container */
        .cards-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }

        .dashboard-card {
            background-color: #fff;
            border-radius: 8px;
            padding: 25px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.1);
            transition: transform 0.3s, box-shadow 0.3s;
            cursor: pointer;
        }

        .dashboard-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 4px 12px rgba(0,0,0,0.15);
        }

        .card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
        }

        .card-title {
            font-size: 18px;
            color: #2c3e50;
            font-weight: 600;
            margin: 0;
        }

        .card-icon {
            width: 60px;
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            font-size: 28px;
        }

        .card-icon.blue {
            background-color: #e3f2fd;
            color: #2196F3;
        }

        .card-icon.green {
            background-color: #e8f5e9;
            color: #4CAF50;
        }

        .card-icon.orange {
            background-color: #fff3e0;
            color: #FF9800;
        }

        .card-icon.purple {
            background-color: #f3e5f5;
            color: #9C27B0;
        }

        .card-body {
            margin-top: 15px;
        }

        .card-body p {
            color: #7f8c8d;
            margin: 8px 0;
            font-size: 14px;
        }

        .card-body .stat {
            font-size: 32px;
            font-weight: bold;
            color: #2c3e50;
            margin: 10px 0;
        }

        .card-footer {
            margin-top: 15px;
            padding-top: 15px;
            border-top: 1px solid #ecf0f1;
        }

        .card-footer a {
            color: #3498db;
            text-decoration: none;
            font-size: 14px;
        }

        .card-footer a:hover {
            text-decoration: underline;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .sidebar {
                width: 60px;
            }

            .sidebar-header h4,
            .sidebar-menu li a span {
                display: none;
            }

            .main-content {
                margin-left: 60px;
                width: calc(100% - 60px);
            }

            .cards-container {
                grid-template-columns: 1fr;
            }
        }

        
        .icon-calendar::before { content: "📅"; }
        .icon-users::before { content: "👥"; }
        .icon-medical::before { content: "⚕️"; }
        .icon-team::before { content: "👨‍⚕️"; }
        .icon-truck::before { content: "🚚"; }
        .icon-tooth::before { content: "🦷"; }
        .icon-dashboard::before { content: "📊"; }
        .icon-help::before { content: "❓"; }
        .icon-user::before { content: "👤"; }
        .icon-settings::before { content: "⚙️"; }
        .icon-exit::before { content: "🚪"; }