.impact-auth {
    padding: 64px 24px;
    color: var(--ih-ink);
    background: var(--ih-mist);
}

.impact-auth .ih-auth-shell {
    display: grid;
    grid-template-columns: 1fr 1fr;
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    overflow: hidden;
    border: 1px solid var(--ih-line);
    border-radius: 24px;
    background: #fff;
    box-shadow: 0 24px 70px rgb(11 21 41 / 6%);
}

.impact-auth .ih-auth-story {
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    padding: 52px 44px 36px;
    color: #fff;
    background: var(--ih-ink);
}

.impact-auth .ih-auth-story::after {
    content: "";
    position: absolute;
    right: -230px;
    bottom: -320px;
    width: 640px;
    height: 640px;
    border: 100px solid rgb(22 107 255 / 20%);
    border-radius: 50%;
    pointer-events: none;
}

.impact-auth .ih-auth-story > * {
    position: relative;
    z-index: 1;
}

.impact-auth .ih-auth-eyebrow {
    display: block;
    margin-bottom: 18px;
    color: var(--ih-blue);
    font-size: .7rem;
    font-weight: 700;
    line-height: 1.5;
    letter-spacing: .14em;
    text-transform: uppercase;
}

.impact-auth .ih-auth-story .ih-auth-eyebrow {
    color: #9fbdff;
}

.impact-auth .ih-auth-story h2 {
    width: auto;
    margin: 52px 0 24px;
    padding: 0;
    background: transparent;
    color: #fff;
    font-family: inherit;
    font-size: clamp(2.5rem, 4.5vw, 3.8rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -.055em;
    text-align: left;
    text-transform: none;
}

.impact-auth .ih-auth-story p {
    max-width: 340px;
    margin: 0;
    color: #b9c8e2;
    font-size: 1rem;
    line-height: 1.75;
}

.impact-auth .ih-auth-benefits {
    display: grid;
    gap: 18px;
    list-style: none;
    padding: 32px 0;
    margin: 0;
}

.impact-auth .ih-auth-benefits li {
    display: flex;
    align-items: center;
    gap: 18px;
    font-size: .94rem;
}

.impact-auth .ih-auth-benefits span {
    color: #92b5ff;
    font-size: .7rem;
    letter-spacing: .1em;
}

.impact-auth .ih-auth-story-footer {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-top: auto;
    padding-top: 60px;
    color: #b9c8e2;
    font-size: .75rem;
}

.impact-auth .ih-auth-rule {
    width: 36px;
    height: 3px;
    flex-shrink: 0;
    background: var(--ih-accent);
}

.impact-auth .ih-auth-form-panel {
    padding: 52px 48px;
}

.impact-app .impact-auth h1 {
    margin: 0 0 12px;
    padding: 0;
    background: transparent !important;
    color: var(--ih-ink);
    font-family: inherit;
    font-size: 2.3rem;
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -.055em;
    text-align: left;
    text-transform: none;
}

.impact-auth .ih-auth-intro {
    margin: 0 0 32px;
    color: var(--ih-muted);
    font-size: .94rem;
    line-height: 1.6;
}

.impact-auth .form-group {
    margin-bottom: 22px;
}

.impact-auth label {
    display: block;
    margin: 0 0 9px;
    padding: 0;
    color: var(--ih-ink);
    font-size: .84rem;
    font-weight: 600;
}

.impact-auth .ih-auth-label-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 12px;
}

.impact-auth a {
    color: #155bd6;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.impact-auth a:hover {
    color: var(--ih-ink);
}

.impact-auth .ih-auth-label-row a {
    font-size: .78rem;
}

.impact-auth .form-control {
    min-height: 52px;
    padding: 12px 14px;
    border: 1px solid #bdc8d9;
    border-radius: 9px;
    background-color: #fff;
    color: var(--ih-ink);
    font-family: inherit;
    font-size: 1rem;
    box-shadow: none;
}

.impact-auth .form-control:focus {
    border-color: var(--ih-blue);
    box-shadow: 0 0 0 3px rgb(22 107 255 / 15%);
}

.impact-auth .form-control.is-invalid {
    border-color: #c3364d;
}

.impact-auth .invalid-feedback {
    margin-top: 8px;
    font-size: .8rem;
}

.impact-auth .ih-auth-remember {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 0;
    margin-bottom: 24px;
}

.impact-auth .ih-auth-remember .form-check-input {
    position: static;
    width: 18px;
    height: 18px;
    margin: 0;
    accent-color: var(--ih-blue);
}

.impact-auth .ih-auth-remember label {
    margin: 0;
    color: var(--ih-muted);
    font-size: .82rem;
    font-weight: 400;
}

.impact-auth .ih-auth-submit {
    font-family: inherit;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    width: 100%;
    min-height: 52px;
    margin: 0;
    padding: 14px 20px;
    border: 1px solid var(--ih-blue);
    border-radius: 9px;
    background: var(--ih-blue);
    color: #fff;
    font-size: .91rem;
    font-weight: 600;
    letter-spacing: 0;
    text-transform: none;
}

.impact-auth .ih-auth-submit:hover,
.impact-auth .ih-auth-submit:active {
    border-color: #1152c5;
    background: #1152c5;
    color: #fff;
}

.impact-auth :focus-visible {
    outline: 3px solid var(--ih-blue);
    outline-offset: 4px;
}

.impact-auth .ih-auth-note {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-top: 28px;
    padding: 16px;
    border: 1px solid var(--ih-line);
    border-radius: 9px;
    background: var(--ih-mist);
    color: var(--ih-muted);
}

.impact-auth .ih-auth-note i {
    margin-top: 3px;
    color: var(--ih-blue);
}

.impact-auth .ih-auth-note p {
    margin: 0;
    font-size: .77rem;
    line-height: 1.65;
}

.impact-auth .ih-auth-note strong {
    color: var(--ih-ink);
}

.impact-auth .ih-auth-footnote {
    margin: 26px 0 0;
    color: var(--ih-muted);
    font-size: .78rem;
    line-height: 1.7;
}

.impact-auth .ih-auth-captcha {
    max-width: 100%;
    overflow-x: auto;
}

.impact-admin .impact-auth-staff {
    padding: 24px 0 48px;
}

@media (max-width: 991px) {
    .impact-auth {
        padding: 24px 16px;
    }

    .impact-auth .ih-auth-shell {
        grid-template-columns: 1fr;
        max-width: 540px;
        border-radius: 16px;
    }

    .impact-auth .ih-auth-story {
        padding: 26px;
    }

    .impact-auth .ih-auth-story h2 {
        margin: 12px 0;
        font-size: 2.4rem;
    }

    .impact-auth .ih-auth-story p {
        font-size: .86rem;
    }

    .impact-auth .ih-auth-story-footer,
    .impact-auth .ih-auth-benefits {
        display: none;
    }

    .impact-auth .ih-auth-form-panel {
        padding: 32px 24px;
    }

    .impact-app .impact-auth h1 {
        font-size: 2rem;
    }
}

@media (max-width: 600px) {
    .impact-auth .ih-auth-story {
        display: none;
    }

    .impact-auth .ih-auth-form-panel {
        padding-top: 28px;
    }
}

@media (max-width: 374px) {
    .impact-auth {
        padding-right: 8px;
        padding-left: 8px;
    }

    .impact-auth .ih-auth-form-panel {
        padding-right: 10px;
        padding-left: 10px;
    }
}