body {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0;
            padding: 0;
        }
        
        .login-container {
            width: 100%;
            max-width: 500px;
            background: white;
            border-radius: 12px;
            box-shadow: 0 20px 60px rgba(0,0,0,0.3);
            padding: 2.5rem;
            margin: 2rem;
            box-sizing: border-box;
        }

        /* Mobile full-width adjustments */
        @media (max-width: 768px) {
            body {
                padding: 0;
                margin: 0;
                align-items: flex-start;
                justify-content: flex-start;
            }

            .login-container {
                width: 100%;
                max-width: 100%;
                margin: 0;
                padding: 1.5rem;
                border-radius: 0;
                box-shadow: none;
                min-height: 100vh;
                display: flex;
                flex-direction: column;
            }
        }

        @media (max-width: 480px) {
            .login-container {
                width: 100vw;
                max-width: 100vw;
                padding: 1rem;
                min-height: 100vh;
                
            }
        }
        
        .logo-section {
            text-align: center;
            margin-bottom: 2rem;
        }
        
        .logo-section h1 {
            color: #667eea;
            font-size: 1.8rem;
            margin-bottom: 0.5rem;
        }
        
        .logo-section p {
            color: #666;
            font-size: 0.9rem;
        }
        
        .form-group {
            margin-bottom: 1.5rem;
        }
        
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            color: #333;
            font-weight: 600;
            font-size: 0.95rem;
        }
        
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 0.75rem;
            border: 1px solid #ddd;
            border-radius: 6px;
            font-size: 1rem;
            font-family: 'Inter', sans-serif;
            transition: all 0.3s;
        }
        
        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: #667eea;
            box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
        }
        
        .form-group textarea {
            resize: vertical;
            min-height: 80px;
        }
        
        .form-group input::placeholder,
        .form-group textarea::placeholder {
            color: #999;
        }
        
        .btn-submit {
            width: 100%;
            padding: 0.9rem;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            border: none;
            border-radius: 6px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            margin-top: 1rem;
        }
        
        .btn-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
        }
        
        .form-tabs {
            display: flex;
            gap: 1rem;
            margin-bottom: 2rem;
            border-bottom: 2px solid #eee;
        }
        
        .tab-btn {
            flex: 1;
            padding: 1rem;
            background: none;
            border: none;
            cursor: pointer;
            font-weight: 600;
            color: #999;
            border-bottom: 3px solid transparent;
            transition: all 0.3s;
        }
        
        .tab-btn.active {
            color: #667eea;
            border-bottom-color: #667eea;
        }
        
        .tab-content {
            display: none;
        }
        
        .tab-content.active {
            display: block;
        }
        
        .otp-section {
            background: #f8f9fa;
            padding: 1.5rem;
            border-radius: 8px;
            margin-bottom: 1.5rem;
        }
        
        .otp-input {
            display: flex;
            gap: 0.5rem;
            margin-bottom: 1rem;
        }
        
        .otp-input input {
            width: 50px;
            height: 50px;
            text-align: center;
            font-size: 1.5rem;
            border: 2px solid #ddd;
            border-radius: 6px;
        }
        
        .otp-input input:focus {
            border-color: #667eea;
        }
        
        .form-table {
            width: 100%;
            border-collapse: collapse;
            margin-top: 1rem;
        }
        
        .form-table td {
            padding: 1rem;
            border: 1px solid #eee;
        }
        
        .form-table td:first-child {
            font-weight: 600;
            background: #f8f9fa;
            width: 40%;
        }
        
        .form-table input,
        .form-table textarea {
            width: 100%;
            padding: 0.5rem;
            border: 1px solid #ddd;
            border-radius: 4px;
            box-sizing: border-box;
        }

        /* Mobile Responsive Table Styles */
        @media (max-width: 768px) {
            .form-table {
                display: block;
                width: 100%;
                overflow-x: visible;
                margin-left: 0;
                margin-right: 0;
            }

            .form-table tr {
                display: block;
                margin-bottom: 1rem;
                border: 1px solid #eee;
                border-radius: 6px;
                overflow: hidden;
                width: 100%;
            }

            .form-table td {
                display: block;
                width: 100% !important;
                padding: 0.75rem;
                border: none;
                border-bottom: 1px solid #eee;
                box-sizing: border-box;
            }

            .form-table td:last-child {
                border-bottom: none;
            }

            .form-table td:first-child {
                background: #667eea;
                color: white;
                font-weight: 700;
                padding: 0.75rem;
                width: 100%;
                margin-bottom: 0.5rem;
            }

            .form-table input,
            .form-table textarea {
                width: 100%;
                font-size: 16px;
                box-sizing: border-box;
            }

            #verifyEmailBtn {
                width: 100% !important;
                margin-top: 0.75rem !important;
                box-sizing: border-box;
            }
        }

        @media (max-width: 480px) {
            .login-container {
                padding: 1rem;
                margin: 0;
            }

            .form-table {
                width: 100%;
                margin: 0;
            }

            .form-table tr {
                margin-bottom: 1rem;
                width: 100%;
            }

            .form-table td {
                padding: 0.5rem;
                box-sizing: border-box;
                width: 100% !important;
            }

            .form-table td:first-child {
                padding: 0.75rem 0.5rem;
            }

            .form-table input,
            .form-table textarea {
                width: 100%;
                padding: 0.5rem;
                font-size: 14px;
                box-sizing: border-box;
            }

            #verifyEmailBtn {
                width: 100% !important;
                padding: 0.75rem 1rem !important;
                font-size: 0.9rem;
                box-sizing: border-box;
            }

            small {
                font-size: 0.8rem;
            }
        }
        
        .link-text {
            text-align: center;
            margin-top: 1.5rem;
            color: #666;
            font-size: 0.9rem;
        }
        
        .link-text a {
            color: #667eea;
            text-decoration: none;
            font-weight: 600;
        }
        
        .link-text a:hover {
            text-decoration: underline;
        }
        
        .success-message {
            background: #d4edda;
            color: #155724;
            padding: 1rem;
            border-radius: 6px;
            margin-bottom: 1rem;
            display: none;
        }
        
        .error-message {
            background: #f8d7da;
            color: #721c24;
            padding: 1rem;
            border-radius: 6px;
            margin-bottom: 1rem;
            display: none;
        }
        
        /* Email verification modal styling */
        #emailVerificationSection {
            display: none !important;
            position: fixed !important;
            top: 0 !important;
            left: 0 !important;
            right: 0 !important;
            bottom: 0 !important;
            background: rgba(0,0,0,0.5) !important;
            z-index: 9999 !important;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            visibility: hidden;
            opacity: 0;
            transition: opacity 0.3s ease, visibility 0.3s ease;
        }
        
        #emailVerificationSection.show {
            display: flex !important;
            visibility: visible;
            opacity: 1;
        }
        
        #emailVerificationSection > div {
            background: white;
            padding: 2rem;
            border-radius: 12px;
            max-width: 400px;
            width: 90%;
            box-shadow: 0 10px 40px rgba(0,0,0,0.3);
        }
        
        /* Email verification modal responsive styles */
        @media (max-width: 480px) {
            #emailVerificationSection > div {
                width: 95% !important;
                border-radius: 12px 12px 0 0 !important;
                padding: 1.5rem !important;
            }
            
            .email-code-box {
                width: 45px !important;
                height: 45px !important;
                font-size: 1.2rem !important;
            }
        }