@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;700&display=swap');
        
        :root {
            --primary-black: #000000;
            --secondary-black: #1a1a1a;
            --pure-white: #ffffff;
            --off-white: #f5f5f5;
            --light-gray: #e0e0e0;
            --success-green: #10b981;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Playfair Display', serif;
            background-color: var(--off-white);
            color: var(--primary-black);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }
        
        .login-container {
            width: 100%;
            max-width: 500px;
        }
        
        .login-header {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .login-header h1 {
            font-size: 32px;
            font-weight: bold;
            margin-bottom: 10px;
            color: var(--primary-black);
        }
        
        .login-header p {
            color: #666;
            font-size: 16px;
        }
        
        .login-card {
            background-color: var(--pure-white);
            padding: 40px;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            border: 1px solid var(--light-gray);
        }
        
        .form-step h2 {
            font-size: 24px;
            margin-bottom: 25px;
            color: var(--primary-black);
        }
        
        .form-group {
            margin-bottom: 25px;
        }
        
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--secondary-black);
        }
        
        .form-input {
            width: 100%;
            padding: 15px;
            border: 2px solid var(--light-gray);
            border-radius: 8px;
            font-size: 16px;
            font-family: inherit;
            transition: border-color 0.3s ease;
        }
        
        .form-input:focus {
            outline: none;
            border-color: var(--primary-black);
        }

        .form-input.text-center {
            text-align: center;
            letter-spacing: 5px;
            font-size: 24px;
            font-weight: bold;
        }
        
        .btn-primary {
            width: 100%;
            padding: 16px;
            background-color: var(--primary-black);
            color: var(--pure-white);
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: bold;
            font-family: inherit;
            cursor: pointer;
            transition: background-color 0.3s ease;
            margin-top: 10px;
        }
        
        .btn-primary:hover {
            background-color: var(--secondary-black);
        }
        
        /* OTP Styles */
        .otp-input-container {
            margin: 25px 0;
        }
        
        .otp-instructions {
            text-align: center;
            color: #666;
            margin-bottom: 25px;
            font-size: 15px;
        }
        
        .email-display {
            font-weight: bold;
            color: var(--primary-black);
        }
        
        .resend-otp {
            text-align: center;
            margin-top: 20px;
            font-size: 15px;
        }
        
        .resend-link {
            color: #2563eb;
            text-decoration: none;
            font-weight: 600;
            cursor: pointer;
        }
        
        .resend-link:hover {
            text-decoration: underline;
        }
        
        .back-link {
            text-align: center;
            margin-top: 20px;
        }
        
        .back-link a {
            color: var(--primary-black);
            text-decoration: none;
            font-weight: 600;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        
        .back-link a:hover {
            text-decoration: underline;
        }
        
        .success-message {
            background-color: #d1fae5;
            color: var(--success-green);
            padding: 15px;
            border-radius: 8px;
            margin-bottom: 25px;
            text-align: center;
            display: none;
        }
        
        .error-message {
            background-color: #fee2e2;
            color: #dc2626;
            padding: 15px;
            border-radius: 8px;
            margin-bottom: 25px;
            text-align: center;
            display: none;
        }
        
        .loading {
            display: inline-block;
            width: 20px;
            height: 20px;
            border: 3px solid rgba(255,255,255,.3);
            border-radius: 50%;
            border-top-color: var(--pure-white);
            animation: spin 1s ease-in-out infinite;
        }
        
        @keyframes spin {
            to { transform: rotate(360deg); }
        }
        
        /* Responsive Design */
        @media (max-width: 600px) {
            .login-card {
                padding: 30px 25px;
            }
            .login-header h1 {
                font-size: 28px;
            }
        }
        
        @media (max-width: 400px) {
            .login-card {
                padding: 25px 20px;
            }
        }