/* ==========================================================================
   QuoteServer authentication screens (login, register, password recovery…)
   Split layout: brand panel on the left, form on the right.
   ========================================================================== */

.qs-auth {
    display: grid;
    grid-template-columns: minmax(360px, 5fr) 7fr;
    min-height: 100vh;
    background-color: var(--mud-palette-background);
}

/* ---------- Brand panel ---------- */

.qs-auth__brand {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 48px 56px;
    background-color: var(--qs-brand-petrol);
    color: rgba(255, 255, 255, 0.86);
    overflow: hidden;
}

/* Subtle structural lines evoking the logo divider */
.qs-auth__brand::after {
    content: "";
    position: absolute;
    right: -120px;
    bottom: -120px;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    border: 1px solid rgba(180, 250, 50, 0.16);
    box-shadow: 0 0 0 60px rgba(255, 255, 255, 0.015), 0 0 0 120px rgba(255, 255, 255, 0.012);
    pointer-events: none;
}

.qs-auth__logo {
    height: 36px;
    width: auto;
    display: block;
    align-self: flex-start;
    position: relative;
    z-index: 1;
}

.qs-auth__pitch {
    position: relative;
    z-index: 1;
    max-width: 420px;
}

.qs-auth__eyebrow {
    display: inline-block;
    font-size: .6875rem;
    font-weight: 600;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--qs-brand-lime);
    margin-bottom: 12px;
}

.qs-auth__headline {
    margin: 0 0 16px;
    font-size: 2rem;
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: #FFFFFF;
}

.qs-auth__lead {
    margin: 0;
    font-size: .9375rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.72);
}

.qs-auth__features {
    list-style: none;
    margin: 28px 0 0;
    padding: 0;
    display: grid;
    gap: 12px;
}

.qs-auth__features li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: .875rem;
    color: rgba(255, 255, 255, 0.82);
}

.qs-auth__features .mud-icon-root {
    color: var(--qs-brand-lime);
    font-size: 1.125rem;
}

.qs-auth__legal {
    position: relative;
    z-index: 1;
    font-size: .75rem;
    color: rgba(255, 255, 255, 0.45);
}

/* ---------- Form panel ---------- */

.qs-auth__panel {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
    background-color: var(--mud-palette-surface);
}

.qs-auth__card {
    width: 100%;
    max-width: 420px;
}

.qs-auth__card--wide {
    max-width: 560px;
}

.qs-auth__title {
    margin: 0 0 6px;
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.015em;
    color: var(--mud-palette-text-primary);
}

.qs-auth__subtitle {
    margin: 0 0 28px;
    font-size: .875rem;
    color: var(--mud-palette-text-secondary);
}

.qs-auth__form {
    display: grid;
    gap: 16px;
}

.qs-auth__row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.qs-auth__links {
    display: grid;
    gap: 8px;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--mud-palette-divider);
    font-size: .8125rem;
}

.qs-auth__links a {
    color: var(--mud-palette-secondary);
    font-weight: 500;
}

.qs-auth__compact-logo {
    display: none;
    height: 28px;
    width: auto;
    max-width: 100%;
    margin-bottom: 32px;
}

@media (max-width: 959.98px) {
    .qs-auth {
        grid-template-columns: 1fr;
    }

    .qs-auth__brand {
        display: none;
    }

    .qs-auth__compact-logo {
        display: block;
    }

    .qs-auth__panel {
        align-items: flex-start;
        padding-top: 56px;
    }
}

/* ---------- External providers (Microsoft Entra ID) ---------- */

.qs-auth__external {
    display: grid;
    gap: var(--qs-space-3);
    margin-top: var(--qs-space-6);
}

.qs-auth__divider {
    display: flex;
    align-items: center;
    gap: var(--qs-space-3);
    font-size: .75rem;
    color: var(--mud-palette-text-secondary);
}

.qs-auth__divider::before,
.qs-auth__divider::after {
    content: "";
    flex: 1 1 auto;
    height: 1px;
    background-color: var(--mud-palette-divider);
}

.qs-auth__provider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--qs-space-3);
    width: 100%;
    min-height: 44px;
    padding: 8px 16px;
    border: 1px solid var(--mud-palette-lines-inputs);
    border-radius: var(--qs-radius);
    background-color: var(--mud-palette-surface);
    color: var(--mud-palette-text-primary);
    font: inherit;
    font-size: .9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color var(--qs-duration) var(--qs-ease), border-color var(--qs-duration) var(--qs-ease);
}

.qs-auth__provider:hover {
    background-color: var(--mud-palette-action-default-hover);
    border-color: var(--mud-palette-text-secondary);
}

.qs-auth__provider svg {
    width: 18px;
    height: 18px;
    flex: 0 0 18px;
}

/* ---------- Recovery codes ---------- */

.qs-recovery-codes {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: var(--qs-space-2);
    margin: var(--qs-space-4) 0 0;
    padding: 0;
    list-style: none;
}

.qs-recovery-codes code {
    display: block;
    padding: 6px 10px;
    text-align: center;
    font-size: .875rem;
}