.oz-auth {
    display: grid;
    min-height: 100vh;
    place-items: center;
    padding: clamp(16px, 4vw, 48px);
    background:
        radial-gradient(circle at 16% 18%, rgb(56 87 200 / 16%), transparent 34%),
        radial-gradient(circle at 82% 82%, rgb(11 118 110 / 14%), transparent 34%),
        var(--oz-color-canvas);
}

.auth-shell {
    display: grid;
    width: min(1020px, 100%);
    grid-template-columns: minmax(0, 1.1fr) minmax(340px, 0.9fr);
    overflow: hidden;
    border: 1px solid var(--oz-color-border);
    border-radius: 24px;
    background: var(--oz-color-surface);
    box-shadow: var(--oz-shadow-md);
}

.auth-brand,
.auth-card {
    padding: clamp(28px, 5vw, 64px);
}

.auth-brand {
    position: relative;
    display: grid;
    align-content: center;
    background: #202c4c;
    color: #fff;
}

.auth-brand > * {
    position: relative;
    z-index: 1;
}

.auth-brand::after {
    content: "";
    position: absolute;
    width: 220px;
    height: 220px;
    right: -80px;
    bottom: -100px;
    border: 36px solid rgb(255 255 255 / 7%);
    border-radius: 50%;
    pointer-events: none;
}

.auth-mark {
    margin-bottom: var(--oz-space-6);
}

.auth-kicker {
    margin-bottom: var(--oz-space-2);
    color: #b9c7ff;
    font-weight: 800;
    letter-spacing: 0.16em;
}

.auth-brand h1 {
    max-width: 520px;
    margin-bottom: var(--oz-space-4);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
}

.auth-brand > p:not(.auth-kicker) {
    max-width: 540px;
    color: #dfe5f4;
}

.auth-principles {
    display: grid;
    gap: var(--oz-space-2);
    margin: var(--oz-space-6) 0 0;
    padding-left: 20px;
    color: #dfe5f4;
}

.auth-slogan {
    display: grid;
    max-width: 540px;
    gap: 6px;
    margin-top: clamp(24px, 4vw, 36px);
    padding-top: var(--oz-space-5);
    border-top: 1px solid rgb(255 255 255 / 18%);
}

.auth-slogan strong {
    color: #fff;
    font-size: clamp(1.05rem, 2vw, 1.3rem);
    letter-spacing: 0.14em;
}

.auth-slogan p {
    margin: 0;
    color: #cdd7ee;
    font-size: 13px;
    line-height: 1.6;
}

.auth-card {
    display: grid;
    align-content: center;
}

.login-heading p,
.auth-help {
    color: var(--oz-color-text-muted);
}

.login-form {
    display: grid;
    gap: var(--oz-space-4);
    margin-top: var(--oz-space-6);
}

.auth-help {
    margin: var(--oz-space-5) 0 0;
    font-size: 13px;
}

.auth-copyright {
    margin: var(--oz-space-6) 0 0;
    padding-top: var(--oz-space-4);
    border-top: 1px solid var(--oz-color-border);
    color: var(--oz-color-text-muted);
    font-size: 12px;
    line-height: 1.5;
}

@media (min-width: 821px) and (max-height: 760px) {
    .oz-auth {
        padding-block: var(--oz-space-6);
    }
}

@media (max-width: 820px) {
    .auth-shell {
        grid-template-columns: 1fr;
    }

    .auth-brand {
        padding-bottom: var(--oz-space-8);
    }

    .auth-principles {
        display: none;
    }

    .auth-slogan {
        margin-top: var(--oz-space-6);
    }
}

@media (max-width: 480px) {
    .oz-auth {
        padding: 0;
        background: var(--oz-color-surface);
    }

    .auth-shell {
        min-height: 100vh;
        border: 0;
        border-radius: 0;
    }

    .auth-brand,
    .auth-card {
        padding: var(--oz-space-6);
    }
}