/* General Reset and Body Styling */
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            height: 100vh;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        /* Login Card Styling */
        .login-card {
            background-color: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 10px 25px rgba(0,0,0,0.2);
            width: 100%;
            max-width: 400px;
            transition: all 0.3s ease;
        }

        .login-header {
            text-align: center;
            margin-bottom: 2rem;
            color: #333;
        }

        .login-header h2 {
            font-size: 1.5rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .login-header p {
            color: #666;
            font-size: 0.9rem;
        }

        /* Form Elements */
        .input-group {
            margin-bottom: 1.2rem;
            position: relative;
        }

        .input-group label {
            display: block;
            margin-bottom: 0.5rem;
            color: #333;
            font-weight: 500;
            font-size: 0.9rem;
        }

        .input-group input {
            width: 100%;
            padding: 12px;
            border: 2px solid #e1e1e1;
            border-radius: 8px;
            font-size: 1rem;
            transition: border-color 0.3s;
        }

        .input-group input:focus {
            border-color: #764ba2;
            outline: none;
        }

       /* Button Styling */
        .btn-primary {
            width: 100%;
            padding: 12px;
            background-color: #764ba2;
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.3s;
        }

        .btn-primary:hover {
            background-color: #5b3a82;
        }

        /* Step Visibility Logic */
        .step-content {
            display: none;
            animation: fadeIn 0.4s ease-in-out;
        }

        .step-content.active {
            display: block;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        /* Back Button Styling */
        .btn-secondary {
            background: transparent;
            color: #764ba2;
            border: 2px solid #764ba2;
            padding: 10px 20px;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            margin-top: 10px;
            width: 100%;
        }

        .btn-secondary:hover {
            background-color: #764ba2;
            color: white;
        }

        /* OTP Specific Styling */
        .otp-input {
            display: flex;
            gap: 10px;
            justify-content: center;
            margin-bottom: 1.5rem;
        }
        
        .otp-input input {
            width: 60px !important;
            text-align: center;
        }