.sso-login-choice {
    display: grid;
    gap: 12px;
    margin: 0 0 20px;
}

.sso-login-choice__button {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 12px 20px;
    text-align: center;
}

.sso-login-choice__note {
    margin: 0;
    color: #6b6b68;
    font: inherit;
    font-size: 14px;
    line-height: 1.5;
    text-align: center;
}

.sso-login-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0 0 20px;
    color: #858580;
    font-size: 13px;
    text-align: center;
}

.sso-login-divider::before,
.sso-login-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: #e3e3df;
}

.sso-probe-frame {
    position: fixed;
    width: 1px;
    height: 1px;
    left: -10000px;
    top: -10000px;
    border: 0;
    opacity: 0;
    pointer-events: none;
}

#popup-auth .sso-popup-heading {
    display: flex;
    min-height: 36px;
    align-items: center;
    justify-content: flex-start;
    gap: 14px;
    padding: 0 48px 0 0;
}

#popup-auth .sso-popup-heading .popup__logo {
    flex: 0 0 auto;
    margin: 0;
}

#popup-auth .sso-popup-heading__title {
    display: none;
    max-width: none;
    padding-left: 14px;
    border-left: 1px solid rgba(255, 255, 255, .38);
    color: #fff;
    font: inherit;
    font-size: 23px;
    font-weight: 400;
    line-height: 1.35;
    text-align: left;
}

.sso-auth-frame {
    display: none;
    width: 100%;
    min-height: 550px;
}

#popup-auth.sso-frame-active,
#popup-auth.sso-frame-loading {
    max-height: calc(100vh - 24px);
}

#popup-auth.sso-frame-active .popup__content,
#popup-auth.sso-frame-loading .popup__content {
    max-height: calc(100vh - 84px);
    overflow-y: auto;
}

.sso-auth-footer {
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 0 24px 18px;
    background: #eceae6;
    font: inherit;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.4;
}

.sso-auth-footer__link,
.sso-auth-footer__create a {
    color: #2995ae;
}

.sso-auth-footer__create {
    color: #777;
    text-align: right;
}

.sso-auth-loading {
    display: none;
    min-height: 360px;
    padding: 48px 24px;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 18px;
    color: #143d42;
    font: inherit;
    font-size: 18px;
    font-weight: 600;
    text-align: center;
}

#popup-auth.sso-embed-only:not(.sso-frame-active) .sso-auth-loading {
    display: flex;
}

#popup-auth.sso-embed-only:not(.sso-frame-active) .popup__content {
    padding: 0;
}

.sso-auth-loading__spinner {
    width: 46px;
    height: 46px;
    border: 4px solid #d9dedb;
    border-top-color: #ff913f;
    border-radius: 50%;
    animation: sso-auth-spin .8s linear infinite;
}

@keyframes sso-auth-spin {
    to { transform: rotate(360deg); }
}

.sso-auth-frame iframe {
    display: block;
    width: 100%;
    min-height: 550px;
    transition: height .16s ease;
    border: 0;
    background: #eceae6;
}

#popup-auth.sso-frame-active .sso-login-initial { display: none; }
#popup-auth.sso-frame-active .sso-auth-frame { display: block; }
#popup-auth.sso-frame-active .sso-auth-footer { display: flex; }
#popup-auth.sso-frame-active .popup__content { padding: 0; }
#popup-auth.sso-frame-active .sso-popup-heading__title { display: block; }
#popup-auth.sso-frame-loading .sso-login-initial { display: none; }
#popup-auth.sso-frame-loading .sso-auth-loading { display: flex; }
#popup-auth.sso-frame-loading .popup__content { padding: 0; }
#popup-auth.sso-frame-loading .sso-popup-heading__title { display: block; }

@media (max-width: 720px) {
    .sso-auth-frame,
    .sso-auth-frame iframe { min-height: min(550px, calc(100vh - 128px)); }

    #popup-auth .sso-popup-heading {
        justify-content: flex-start;
        gap: 10px;
        padding: 0 40px 0 0;
    }

    #popup-auth .sso-popup-heading__title {
        max-width: none;
        padding-left: 10px;
        font-size: 17px;
    }

    .sso-auth-footer {
        flex-wrap: wrap;
        padding: 0 16px 14px;
        font-size: 13px;
    }
}

.sso-client-error {
    min-height: 58vh;
    display: grid;
    align-items: center;
    padding: 48px 0;
    background: var(--white, #fff);
}

.sso-client-error__card {
    max-width: 680px;
    margin: 0 auto;
    padding: 36px;
    border: 1px solid #e3e3df;
    border-radius: 16px;
    background: #f5f5f4;
    color: #143d42;
    text-align: center;
}

.sso-client-error__card h1 {
    margin: 0 0 14px;
    font: inherit;
    font-size: clamp(26px, 4vw, 38px);
    font-weight: 700;
}

.sso-client-error__card p {
    margin: 0;
    color: #62625f;
    font: inherit;
    line-height: 1.6;
}

.sso-client-error__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 18px;
    margin-top: 26px;
}

.sso-client-error__secondary {
    color: #143d42;
    text-decoration: underline;
    text-underline-offset: 4px;
}

@media (max-width: 520px) {
    .sso-client-error__card { padding: 28px 20px; }
    .sso-client-error__actions { flex-direction: column; }
}