* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            background: var(--background-color);
            
            color: var(--text-color);
            min-height: 100vh;
        }

        input, select, textarea, button { font: inherit; }
        input, select, textarea { color: var(--text-color); }
        input::placeholder, textarea::placeholder { color: var(--text-color); opacity: .58; }
        .btn, .topbar-btn { align-items: center; justify-content: center; }
        
        
        .user-main {
            margin-left: 260px;
            margin-top: 65px;
            padding: 25px;
            min-height: calc(100vh - 65px);
            transition: all 0.3s ease;
        }
        
        .sidebar-collapsed .user-main {
            margin-left: 70px;
        }
        
        
        .card {
            background: var(--card-bg-color);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            margin-bottom: 25px;
        }
        
        .card-header {
            padding: 20px 25px;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 15px;
        }
        
        .card-header h2 {
            font-size: 1.1rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .card-header h2 i {
            color: var(--primary-color);
        }
        
        .card-body {
            padding: 25px;
        }
        
        
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: 10px;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all 0.3s ease;
            border: none;
            text-decoration: none;
        }
        
        .btn-primary {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: #fff;
        }
        
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(108, 92, 231, 0.35);
        }
        
        .btn-secondary {
            background: var(--background-color);
            color: var(--text-color);
            border: 1px solid var(--border-color);
        }
        
        .btn-secondary:hover {
            border-color: var(--primary-color);
            color: var(--primary-color);
        }
        
        .btn-sm {
            padding: 8px 16px;
            font-size: 0.85rem;
        }
        
        
        .form-group {
            margin-bottom: 20px;
        }
        
        .form-label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
            font-size: 0.9rem;
        }
        
        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid var(--border-color);
            border-radius: 10px;
            background: var(--background-color);
            color: var(--text-color);
            font-size: 0.95rem;
            transition: all 0.3s ease;
        }
        
        .form-control:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 4px rgba(108, 92, 231, 0.1);
        }
        
        
        .alert {
            padding: 15px 20px;
            border-radius: 12px;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.9rem;
        }
        
        .alert-success {
            background: rgba(40, 167, 69, 0.12);
            border: 1px solid rgba(40, 167, 69, 0.3);
            color: #28a745;
        }
        
        .alert-danger {
            background: rgba(220, 53, 69, 0.12);
            border: 1px solid rgba(220, 53, 69, 0.3);
            color: #dc3545;
        }
        
        .alert-warning {
            background: rgba(255, 193, 7, 0.12);
            border: 1px solid rgba(255, 193, 7, 0.3);
            color: #d39e00;
        }
        
        .alert-info {
            background: rgba(23, 162, 184, 0.12);
            border: 1px solid rgba(23, 162, 184, 0.3);
            color: #17a2b8;
        }
        
        
        .status-badge {
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            white-space: nowrap;
        }
        
        .status-pending { background: rgba(243, 156, 18, 0.15); color: #f39c12; }
        .status-processing { background: rgba(23, 162, 184, 0.15); color: #17a2b8; }
        .status-in_progress { background: rgba(0, 123, 255, 0.15); color: #007bff; }
        .status-completed { background: rgba(40, 167, 69, 0.15); color: #28a745; }
        .status-partial { background: rgba(253, 126, 20, 0.15); color: #fd7e14; }
        .status-cancelled { background: rgba(220, 53, 69, 0.15); color: #dc3545; }
        .status-refunded { background: rgba(108, 117, 125, 0.15); color: #6c757d; }
        .status-error { background: rgba(220, 53, 69, 0.15); color: #dc3545; }
        .status-active { background: rgba(46, 204, 113, 0.15); color: #2ecc71; }
        
        
        .table-responsive {
            overflow-x: auto;
        }