.checkout-login-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.6);z-index:1500;display:flex;align-items:center;justify-content:center}.checkout-login-popup{background:white;border-radius:8px;max-width:420px;width:90%;max-height:90vh;overflow-y:auto;box-shadow:0 4px 20px rgba(0,0,0,0.3)}.checkout-login-header{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid #eee}.checkout-login-header h3{margin:0;font-size:1.4em}.checkout-login-close{background:none;border:none;font-size:28px;cursor:pointer;color:#666;padding:0;line-height:1}.checkout-login-close:hover{color:#333}.checkout-login-body{padding:20px}.checkout-login-error{display:none}.checkout-login-form-signin .login-separator{align-items:center;display:flex;gap:12px;margin:1em 0;text-align:center}.checkout-login-form-signin .login-separator::before,.checkout-login-form-signin .login-separator::after{border-top:1px solid rgba(33,133,208,0.2);content:"";flex:1}.checkout-login-form-signin .login-separator-label{color:#6c7a89;font-size:12px;font-weight:600;letter-spacing:0.08em;text-transform:uppercase}.checkout-login-form-signin .login-options-secondary-group{display:flex;flex-direction:column;gap:10px}.checkout-login-message{text-align:center;color:#666;margin-bottom:20px}.checkout-login-sso .btn{margin-bottom:10px}.checkout-login-footer{text-align:center;margin-top:20px;padding-top:15px;border-top:1px solid #eee;color:#666}.checkout-login-footer a{color:#337ab7}