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

        /* Main Container */
        .main-container {
            display: flex;
            max-width: 1200px;
            width: 100%;
            margin: 20px;
            background: white;
            border-radius: 16px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
            overflow: hidden;
            min-height: 600px;
        }

        /* Left Side - Value Proposition */
        .value-proposition {
            flex: 1;
            background: linear-gradient(135deg, #3498db 0%, #2c3e50 100%);
            padding: 60px 40px;
            color: white;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .value-proposition h1 {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 20px;
            line-height: 1.2;
        }

        .value-proposition .subtitle {
            font-size: 1.2rem;
            margin-bottom: 40px;
            opacity: 0.9;
            font-weight: 300;
        }

        .features-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .features-list li {
            display: flex;
            align-items: center;
            margin-bottom: 20px;
            font-size: 1rem;
        }

        .features-list li::before {
            content: "✓";
            background: rgba(255,255,255,0.2);
            width: 24px;
            height: 24px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 15px;
            font-weight: bold;
        }

        /* Right Side - Login Form */
        .login-section {
            flex: 1;
            padding: 60px 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

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

        .login-header h2 {
            font-size: 2rem;
            color: #2c3e50;
            margin-bottom: 10px;
            font-weight: 500;
        }

        .login-header p {
            color: #7f8c8d;
            font-size: 1rem;
        }

        /* Form Styles */
        #loginForm {
            width: 100%;
        }

        .input-group {
            margin-bottom: 20px;
        }

        .input-group label {
            display: block;
            margin-bottom: 8px;
            color: #2c3e50;
            font-weight: 500;
        }

        input[type="email"], input[type="password"] {
            width: 100%;
            padding: 15px;
            border: 2px solid #ecf0f1;
            border-radius: 8px;
            box-sizing: border-box;
            font-size: 16px;
            transition: border-color 0.3s ease;
        }

        input[type="email"]:focus, input[type="password"]:focus {
            outline: none;
            border-color: #3498db;
        }

        /* Login Button */
        #loginButton {
            width: 100%;
            padding: 15px;
            background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
            color: #fff;
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 500;
            cursor: pointer;
            transition: transform 0.2s ease;
            margin-bottom: 20px;
        }

        #loginButton:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(52, 152, 219, 0.4);
        }

        /* Divider */
        .divider {
            text-align: center;
            margin: 30px 0;
            position: relative;
        }

        .divider::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 0;
            right: 0;
            height: 1px;
            background: #ecf0f1;
        }

        .divider span {
            background: white;
            padding: 0 20px;
            color: #95a5a6;
        }

        /* Google Sign-In Button */
        .google-signin-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            width: 100%;
            padding: 15px;
            border: 2px solid #dadce0;
            border-radius: 8px;
            background: white;
            color: #3c4043;
            font-family: 'Roboto', sans-serif;
            font-size: 16px;
            font-weight: 500;
            cursor: pointer;
            margin-bottom: 30px;
            transition: all 0.3s ease;
        }

        .google-signin-btn:hover {
            border-color: #4285f4;
            box-shadow: 0 2px 10px rgba(66, 133, 244, 0.3);
        }

        /* Error Message */
        #errorMessage {
            display: none;
            margin-bottom: 20px;
            padding: 15px;
            border: 1px solid #e74c3c;
            border-radius: 8px;
            background-color: #fdf2f2;
            color: #c0392b;
            text-align: center;
        }

        /* Login Links */
        .login-links {
            text-align: center;
            margin-top: 20px;
        }

        .login-links p {
            margin: 15px 0;
            font-size: 14px;
            color: #7f8c8d;
        }

        .login-links a {
            color: #3498db;
            text-decoration: none;
            font-weight: 500;
        }

        .login-links a:hover {
            text-decoration: underline;
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .main-container {
                flex-direction: column;
                margin: 10px;
                min-height: auto;
            }

            .value-proposition {
                padding: 40px 30px;
                text-align: center;
            }

            .value-proposition h1 {
                font-size: 2rem;
            }

            .login-section {
                padding: 40px 30px;
            }

            .features-list li {
                justify-content: center;
            }
        }