/* CSS STYLES */
        @import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

        :root {
            --sidebar-width: 260px;
            --sidebar-collapsed-width: 80px;
            --primary-color: #4361ee;
            --bg-color: #f8f9fa;
            --white: #ffffff;
            --text-main: #2b2d42;
            --text-muted: #8d99ae;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Inter', sans-serif;
        }

        body {
            background-color: var(--bg-color);
            color: var(--text-main);
            overflow-x: hidden;
        }

        /* Sidebar */
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            height: 100%;
            width: var(--sidebar-width);
            background: #111827;
            z-index: 1000;
            transition: var(--transition);
            padding: 20px 0;
        }

        .sidebar.collapsed {
            width: var(--sidebar-collapsed-width);
        }

        .logo-content {
            display: flex;
            align-items: center;
            padding: 0 20px 30px;
            color: white;
        }

        .logo-content i {
            font-size: 28px;
            margin-right: 12px;
            color: var(--primary-color);
        }

        .sidebar.collapsed .logo_name {
            display: none;
        }

        .nav-list {
            list-style: none;
            padding: 0 10px;
        }

        .nav-list li {
            position: relative;
            margin: 8px 0;
        }

        .nav-list li a {
            display: flex;
            align-items: center;
            text-decoration: none;
            color: #9ca3af;
            padding: 12px;
            border-radius: 8px;
            transition: var(--transition);
        }

        .nav-list li a:hover, .nav-list li a.active {
            background: var(--primary-color);
            color: white;
        }

        .nav-list li a i {
            font-size: 22px;
            min-width: 50px;
            text-align: center;
        }

        .sidebar.collapsed .link_name {
            display: none;
        }

        /* Main Content Area */
        .main-content {
            position: relative;
            left: var(--sidebar-width);
            width: calc(100% - var(--sidebar-width));
            transition: var(--transition);
            padding: 20px;
        }

        .sidebar.collapsed ~ .main-content {
            left: var(--sidebar-collapsed-width);
            width: calc(100% - var(--sidebar-collapsed-width));
        }

        /* Header */
        header {
            background: var(--white);
            padding: 15px 25px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-radius: 12px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            margin-bottom: 30px;
        }

        .toggle-btn {
            font-size: 24px;
            cursor: pointer;
            color: var(--text-main);
        }

        /* Stats Grid */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }

        .stat-card {
            background: var(--white);
            padding: 25px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
        }

        .stat-icon {
            height: 50px;
            width: 50px;
            background: #eef2ff;
            color: var(--primary-color);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            border-radius: 10px;
            margin-right: 15px;
        }

        .stat-info h3 {
            font-size: 24px;
            font-weight: 700;
        }

        .stat-info p {
            color: var(--text-muted);
            font-size: 14px;
        }

        /* Responsive Table */
        .table-container {
            background: var(--white);
            padding: 20px;
            border-radius: 12px;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
            overflow-x: auto;
        }

        table {
            width: 100%;
            border-collapse: collapse;
            min-width: 600px;
        }

        th {
            text-align: left;
            padding: 15px;
            color: var(--text-muted);
            font-weight: 600;
            border-bottom: 1px solid #edf2f7;
        }

        td {
            padding: 15px;
            border-bottom: 1px solid #edf2f7;
        }

        .status {
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
        }

        .status.success { background: #dcfce7; color: #166534; }
        .status.warning { background: #fef9c3; color: #854d0e; }

        /* Mobile Adjustments */
        @media (max-width: 768px) {
            .sidebar {
                left: -100%;
            }
            .sidebar.active {
                left: 0;
                width: var(--sidebar-width);
            }
            .main-content {
                left: 0;
                width: 100%;
            }
            .sidebar.active ~ .main-content {
                left: 0;
                filter: blur(2px);
                pointer-events: none;
            }
        }