body.auth-saas {
    min-height: 100vh;
    margin: 0;
    background:
        radial-gradient(circle at 15% 18%, rgba(37, 99, 235, .18), transparent 28%),
        radial-gradient(circle at 85% 12%, rgba(14, 165, 233, .16), transparent 26%),
        linear-gradient(135deg, #f8fbff 0%, #eef4ff 48%, #ffffff 100%);
    color: #0f172a;
    font-family: "Nunito Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.auth-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(420px, .95fr);
}

.auth-story {
    padding: clamp(32px, 6vw, 72px);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 48px;
}

.auth-brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: #0f172a;
    font-weight: 900;
    font-size: 19px;
}

.auth-brand img {
    width: 52px;
    height: 52px;
    object-fit: contain;
}

.auth-copy {
    max-width: 660px;
}

.auth-eyebrow {
    color: #2563eb;
    font-size: 12px;
    font-weight: 900;
    letter-spacing: .08em;
    text-transform: uppercase;
    margin-bottom: 14px;
}

.auth-title {
    font-size: clamp(38px, 5vw, 66px);
    line-height: .96;
    letter-spacing: 0;
    font-weight: 900;
    margin: 0;
}

.auth-subtitle {
    max-width: 580px;
    margin: 20px 0 0;
    color: #475569;
    font-size: 17px;
    line-height: 1.7;
}

.auth-metrics {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    max-width: 680px;
}

.auth-metric {
    background: rgba(255, 255, 255, .74);
    border: 1px solid rgba(148, 163, 184, .24);
    border-radius: 14px;
    padding: 15px;
    box-shadow: 0 18px 48px rgba(15, 23, 42, .08);
}

.auth-metric strong {
    display: block;
    color: #0f172a;
    font-size: 20px;
    font-weight: 900;
}

.auth-metric span {
    color: #64748b;
    font-size: 12px;
    font-weight: 800;
}

.auth-panel-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 28px;
}

.auth-panel {
    width: min(100%, 450px);
    background: rgba(255, 255, 255, .9);
    border: 1px solid rgba(148, 163, 184, .28);
    border-radius: 22px;
    padding: clamp(24px, 4vw, 38px);
    box-shadow: 0 28px 80px rgba(15, 23, 42, .13);
    backdrop-filter: blur(18px);
}

.auth-panel h1 {
    margin: 0;
    font-size: 28px;
    font-weight: 900;
}

.auth-panel p {
    margin: 8px 0 0;
    color: #64748b;
}

.auth-field {
    position: relative;
}

.auth-field i {
    position: absolute;
    top: 50%;
    left: 15px;
    transform: translateY(-50%);
    color: #64748b;
}

.auth-field .form-control {
    height: 50px;
    padding-left: 42px;
    border-radius: 12px;
    border-color: #dbe4f0;
    font-weight: 700;
}

.auth-field .form-control:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 .2rem rgba(37, 99, 235, .14);
}

.auth-button {
    height: 50px;
    border-radius: 12px;
    background: #2563eb;
    border-color: #2563eb;
    font-weight: 900;
    box-shadow: 0 16px 34px rgba(37, 99, 235, .22);
}

.auth-link {
    color: #2563eb;
    font-weight: 800;
    text-decoration: none;
}

.auth-link:hover {
    color: #1d4ed8;
}

.auth-security {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border-radius: 14px;
    background: #f8fafc;
    color: #475569;
    font-size: 12px;
    font-weight: 800;
}

@media (max-width: 991.98px) {
    .auth-shell {
        grid-template-columns: 1fr;
    }

    .auth-story {
        padding-bottom: 12px;
        gap: 26px;
    }

    .auth-metrics {
        grid-template-columns: 1fr;
    }

    .auth-panel-wrap {
        padding-top: 0;
    }
}

@media (max-width: 575.98px) {
    .auth-story {
        padding: 24px 18px 8px;
    }

    .auth-panel-wrap {
        padding: 18px;
    }

    .auth-panel {
        border-radius: 18px;
    }
}