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

        body {
            font-family: 'Poppins', sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
            color: #333;
        }

        .container {
            display: flex;
            max-width: 1200px;
            width: 100%;
            background: white;
            border-radius: 24px;
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
            animation: fadeIn 0.8s ease-out;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .left-panel {
            flex: 1;
            background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
            padding: 60px 40px;
            color: white;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .right-panel {
            flex: 1.2;
            padding: 60px 50px;
        }

        .logo {
            font-size: 36px;
            font-weight: 700;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .logo-icon {
            background: white;
            color: #667eea;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
        }

        .tagline {
            font-size: 18px;
            font-weight: 300;
            margin-bottom: 40px;
            opacity: 0.9;
            line-height: 1.6;
        }

        .features {
            list-style: none;
            margin-top: 30px;
        }

        .features li {
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 15px;
            font-size: 16px;
        }

        .feature-icon {
            background: rgba(255, 255, 255, 0.2);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
        }

        .login-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .login-header h1 {
            font-size: 32px;
            font-weight: 700;
            color: #2d3436;
            margin-bottom: 10px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .login-header p {
            color: #636e72;
            font-size: 16px;
        }

        .form-group {
            margin-bottom: 25px;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
            color: #2d3436;
            font-size: 15px;
        }

        .input-with-icon {
            position: relative;
        }

        .input-with-icon i {
            position: absolute;
            left: 20px;
            top: 50%;
            transform: translateY(-50%);
            color: #667eea;
            font-size: 18px;
        }

        .input-with-icon input {
            width: 100%;
            padding: 18px 20px 18px 55px;
            border: 2px solid #e0e0e0;
            border-radius: 12px;
            font-size: 16px;
            transition: all 0.3s ease;
            background: #f8f9fa;
        }

        .input-with-icon input:focus {
            outline: none;
            border-color: #667eea;
            background: white;
            box-shadow: 0 5px 20px rgba(102, 126, 234, 0.1);
        }

        .login-btn {
            width: 100%;
            padding: 18px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            border: none;
            border-radius: 12px;
            font-size: 18px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            margin-top: 10px;
        }

        .login-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
        }

        .login-btn:active {
            transform: translateY(0);
        }

        .divider {
            text-align: center;
            margin: 30px 0;
            position: relative;
            color: #636e72;
        }

        .divider::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            width: 100%;
            height: 1px;
            background: #e0e0e0;
        }

        .divider span {
            background: white;
            padding: 0 20px;
            position: relative;
            font-size: 14px;
        }

        .purchase-section {
            text-align: center;
            margin-top: 40px;
            padding: 30px;
            background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
            border-radius: 16px;
            color: white;
        }

        .purchase-btn {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            padding: 18px 35px;
            background: white;
            color: #f5576c;
            border: none;
            border-radius: 12px;
            font-size: 18px;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            margin-bottom: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
        }

        .purchase-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
        }

        .promo-text {
            font-size: 18px;
            font-weight: 600;
            margin-top: 10px;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
        }

        .promo-highlight {
            background: white;
            color: #f5576c;
            padding: 4px 12px;
            border-radius: 20px;
            font-weight: 700;
            margin: 0 5px;
        }

        .demo-section {
            margin-top: 40px;
            text-align: center;
        }

        .demo-section h3 {
            color: #2d3436;
            margin-bottom: 20px;
            font-size: 22px;
        }

        .demo-video {
            width: 100%;
            aspect-ratio: 16/9;
            background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
            border-radius: 16px;
            overflow: hidden;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 18px;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }

        .demo-video:hover {
            transform: scale(1.02);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
        }

        .demo-video i {
            font-size: 60px;
            opacity: 0.8;
        }

        .demo-placeholder {
            text-align: center;
            padding: 30px;
        }

        .demo-placeholder p {
            margin-top: 15px;
            color: white;
        }

        .message {
            padding: 15px;
            border-radius: 12px;
            margin-top: 20px;
            text-align: center;
            font-weight: 500;
            animation: fadeIn 0.5s ease-out;
            display: none;
        }

        .error {
            background: #ffeaea;
            color: #e74c3c;
            border: 1px solid #ffcccc;
        }

        .success {
            background: #e8f7ef;
            color: #27ae60;
            border: 1px solid #c8e6c9;
        }

        .loading {
            display: none;
            font-size: 16px;
            color: #667eea;
            text-align: center;
            margin-top: 15px;
        }

        .loading i {
            animation: spin 1s linear infinite;
            margin-right: 10px;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        .footer-text {
            text-align: center;
            margin-top: 30px;
            color: #636e72;
            font-size: 14px;
        }

        .footer-text a {
            color: #667eea;
            text-decoration: none;
            font-weight: 500;
        }

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

        /* Responsive Design */
        @media (max-width: 992px) {
            .container {
                flex-direction: column;
                max-width: 600px;
            }
            
            .left-panel, .right-panel {
                padding: 40px 30px;
            }
        }
        
        @media (max-width: 576px) {
            .left-panel, .right-panel {
                padding: 30px 20px;
            }
            
            .logo {
                font-size: 28px;
            }
            
            .login-header h1 {
                font-size: 26px;
            }
            
            .purchase-btn {
                padding: 15px 25px;
                font-size: 16px;
            }
        }