:root {
            --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
        }
        
        body {
            background: var(--primary-gradient);
            min-height: 100vh;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        .login-container {
            min-height: 100vh;
        }
        
        .login-card {
            border-radius: 20px;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.25);
            overflow: hidden;
            background: white;
            transition: transform 0.3s ease;
        }
        
        .login-card:hover {
            transform: translateY(-5px);
        }
        
        .brand-header {
            background: var(--primary-gradient);
            padding: 2.5rem 1rem;
            text-align: center;
            color: white;
        }
        
        .brand-logo {
            font-size: 3.5rem;
            margin-bottom: 1rem;
            display: inline-block;
            background: white;
            width: 80px;
            height: 80px;
            line-height: 80px;
            border-radius: 50%;
            color: #667eea;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }
        
        .app-name {
            font-size: 1.8rem;
            font-weight: 700;
            letter-spacing: 0.5px;
        }
        
        .app-tagline {
            font-size: 0.9rem;
            opacity: 0.9;
            font-weight: 300;
        }
        
        .login-form-section {
            padding: 2.5rem;
        }
        
        .form-control {
            border-radius: 10px;
            padding: 12px 15px;
            border: 2px solid #e1e5e9;
            transition: all 0.3s;
        }
        
        .form-control:focus {
            border-color: #667eea;
            box-shadow: 0 0 0 0.25rem rgba(102, 126, 234, 0.25);
        }
        
        .form-label {
            font-weight: 600;
            color: #495057;
            margin-bottom: 0.5rem;
        }
        
        .btn-login {
            background: var(--primary-gradient);
            border: none;
            border-radius: 10px;
            padding: 12px;
            font-weight: 600;
            font-size: 1.1rem;
            transition: all 0.3s;
            letter-spacing: 0.5px;
        }
        
        .btn-login:hover {
            transform: translateY(-2px);
            box-shadow: 0 7px 14px rgba(102, 126, 234, 0.4);
        }
        
        .process-flow {
            background: #f8f9fa;
            border-radius: 15px;
            padding: 1.5rem;
            margin-top: 2rem;
            border-left: 5px solid #667eea;
        }
        
        .flow-title {
            color: #495057;
            font-weight: 700;
            margin-bottom: 1.5rem;
            text-align: center;
            font-size: 1.2rem;
        }
        
        .flow-step {
            display: flex;
            align-items: center;
            margin-bottom: 1rem;
            padding: 10px;
            background: white;
            border-radius: 8px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
        }
        
        .step-number {
            background: var(--primary-gradient);
            color: white;
            width: 30px;
            height: 30px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            margin-right: 15px;
            flex-shrink: 0;
        }
        
        .step-text {
            color: #495057;
            font-size: 0.9rem;
            flex-grow: 1;
        }
        
        .step-arrow {
            color: #667eea;
            font-size: 1.2rem;
            margin: 0 10px;
            text-align: center;
        }
        
        .flow-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            overflow-x: auto;
            padding: 1rem 0;
        }
        
        .demo-credentials {
            background: linear-gradient(135deg, #fdfcfb 0%, #e2d1c3 100%);
            border-radius: 10px;
            padding: 1rem;
            margin-top: 1.5rem;
            border-left: 4px solid #f5576c;
        }
        
        .demo-title {
            font-weight: 600;
            color: #495057;
            margin-bottom: 0.5rem;
            font-size: 0.9rem;
        }
        
        .demo-item {
            font-size: 0.85rem;
            color: #6c757d;
            margin-bottom: 0.25rem;
        }
        
        .copyright {
            text-align: center;
            margin-top: 2rem;
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.85rem;
        }
        
        @media (max-width: 768px) {
            .login-card {
                margin: 1rem;
            }
            
            .login-form-section {
                padding: 1.5rem;
            }
            
            .flow-container {
                flex-direction: column;
            }
            
            .step-arrow {
                transform: rotate(90deg);
                margin: 5px 0;
            }
        }