:root {
            --primary: #4361ee;
            --primary-dark: #3a56d4;
            --secondary: #7209b7;
            --success: #4cc9f0;
            --danger: #f72585;
            --warning: #f8961e;
            --light: #f8f9fa;
            --dark: #212529;
            --gray: #6c757d;
            --border-radius: 10px;
            --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        body {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
        }
        
        .auth-container {
            background-color: white;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            overflow: hidden;
            transition: var(--transition);
            max-width: 400px;
            margin: 0 auto;
        }
        
        .dashboard-container {
            display: none;
            background-color: white;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            overflow: hidden;
            width: 100%;
        }
        
        .header {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            color: white;
            padding: 30px;
            text-align: center;
        }
        
        .header h1 {
            margin-bottom: 10px;
            font-size: 28px;
        }
        
        .header p {
            opacity: 0.9;
        }
        
        .form-container {
            padding: 30px;
        }
        
        .tabs {
            display: flex;
            margin-bottom: 25px;
            border-bottom: 1px solid #e9ecef;
        }
        
        .tab {
            flex: 1;
            text-align: center;
            padding: 15px;
            cursor: pointer;
            font-weight: 600;
            color: var(--gray);
            transition: var(--transition);
            border-bottom: 3px solid transparent;
        }
        
        .tab.active {
            color: var(--primary);
            border-bottom: 3px solid var(--primary);
        }
        
        h2 {
            text-align: center;
            margin-bottom: 25px;
            color: var(--dark);
        }
        
        .form-group {
            margin-bottom: 20px;
            position: relative;
        }
        
        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
            color: var(--dark);
        }
        
        .input-icon {
            position: absolute;
            left: 15px;
            top: 40px;
            color: var(--gray);
        }
        
        input {
            width: 100%;
            padding: 12px 15px 12px 45px;
            border: 1px solid #ced4da;
            border-radius: var(--border-radius);
            font-size: 16px;
            transition: var(--transition);
        }
        
        input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.2);
        }
        
        select{
            width: 100%;
            padding: 12px 15px 12px 45px;
            border: 1px solid #ced4da;
            border-radius: var(--border-radius);
            font-size: 16px;
            transition: var(--transition);
        }
        
        
        
        .password-toggle {
            position: absolute;
            right: 15px;
            top: 40px;
            color: var(--gray);
            cursor: pointer;
        }
        
        .btn {
            width: 100%;
            padding: 12px;
            background-color: var(--primary);
            color: white;
            border: none;
            border-radius: var(--border-radius);
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }
        
        .btn:hover {
            background-color: var(--primary-dark);
            transform: translateY(-2px);
        }
        
        .btn-secondary {
            background-color: var(--secondary);
        }
        
        .btn-secondary:hover {
            background-color: #651a98;
        }
        
        .message {
            margin-top: 20px;
            padding: 12px;
            border-radius: var(--border-radius);
            text-align: center;
            display: none;
        }
        
        .success {
            background-color: rgba(76, 201, 240, 0.2);
            color: #0c8599;
            border: 1px solid rgba(76, 201, 240, 0.5);
        }
        
        .error {
            background-color: rgba(247, 37, 133, 0.2);
            color: #c2255c;
            border: 1px solid rgba(247, 37, 133, 0.5);
        }
        
        .dashboard-content {
            padding: 30px;
        }
        
        .welcome-section {
            text-align: center;
            margin-bottom: 30px;
            padding-bottom: 20px;
            border-bottom: 1px solid #e9ecef;
        }
        
        .welcome-section h2 {
            color: var(--primary);
            margin-bottom: 10px;
        }
        
        .user-avatar {
            width: 100px;
            height: 100px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            color: white;
            font-size: 40px;
        }
        
        .stats {
            display: grid;
            grid-template-columns: repeat(4, 2fr);
            gap: 20px;
            margin-bottom: 30px;
        }
        
        .stat-card {
            background-color: #f8f9fa;
            padding: 20px;
            border-radius: var(--border-radius);
            text-align: center;
            border-left: 4px solid var(--primary);
            transition: var(--transition);
        }
        
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--box-shadow);
        }
        
        .stat-card i {
            font-size: 30px;
            color: var(--primary);
            margin-bottom: 10px;
        }
        
        .stat-card h3 {
            font-size: 24px;
            margin-bottom: 5px;
            color: var(--primary);
        }
        
        .stat-card p {
            color: var(--gray);
            font-size: 14px;
        }
        
        .quick-actions {
            margin-bottom: 30px;
        }
        
        .quick-actions h3 {
            margin-bottom: 15px;
            color: var(--dark);
        }
        
        .action-buttons {
            display: grid;
            grid-template-columns: repeat(4, 2fr);
            gap: 15px;
            margin-bottom: 3px;
        }
        
        .action-btn {
            padding: 15px;
            background-color: white;
            color: var(--primary);
            border: 1px solid var(--primary);
            border-radius: var(--border-radius);
            text-align: center;
            text-decoration: none;
            font-weight: 500;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }
        
        .action-btn:hover {
            background-color: var(--primary);
            color: white;
            transform: translateY(-2px);
        }
        
        .logout-section {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #e9ecef;
        }
        
        .logout-btn {
            background-color: var(--danger);
            max-width: 200px;
            margin: 0 auto;
        }
        
        .logout-btn:hover {
            background-color: #e1156d;
        }
        
        @media (max-width: 768px) {
            .stats, .action-buttons {
                grid-template-columns: 1fr;
            }
            
            .auth-container {
                max-width: 100%;
            }
        }