/* Přihlášení, obnova hesla, 2FA (AuthLayout) a sdílené prvky zabezpečení účtu. */

.auth-layout {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 32px 16px;
    box-sizing: border-box;
    background:
        radial-gradient(1200px 600px at 10% -10%, color-mix(in srgb, var(--mud-palette-primary) 14%, transparent), transparent 60%),
        radial-gradient(900px 500px at 110% 110%, color-mix(in srgb, var(--mud-palette-primary) 10%, transparent), transparent 60%),
        var(--mud-palette-background);
}

.auth-card {
    width: 100%;
    max-width: 440px;
    box-sizing: border-box;
    padding: 32px 32px 28px;
    border-radius: 16px;
    background: var(--mud-palette-surface);
    color: var(--mud-palette-text-primary);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06), 0 12px 32px rgba(0, 0, 0, 0.08);
}

.auth-card--wide {
    max-width: 560px;
}

.auth-layout.dark-mode .auth-card {
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 12px 32px rgba(0, 0, 0, 0.35);
}

.auth-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 24px;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.auth-title {
    margin: 0 0 6px;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.25;
}

.auth-subtitle {
    margin: 0 0 20px;
    color: var(--mud-palette-text-secondary);
    font-size: 0.925rem;
    line-height: 1.55;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.auth-form__row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    flex-wrap: wrap;
}

.auth-links {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    margin-top: 20px;
}

.auth-link-button {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 0;
    border: 0;
    background: none;
    color: var(--mud-palette-primary);
    font: inherit;
    font-size: 0.875rem;
    cursor: pointer;
}

.auth-link-button:hover {
    text-decoration: underline;
}

.auth-hint {
    margin: 20px 0 0;
    color: var(--mud-palette-text-secondary);
    font-size: 0.8rem;
    line-height: 1.5;
}

.auth-footer {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--mud-palette-text-secondary);
    font-size: 0.8rem;
}

.auth-loading {
    display: flex;
    justify-content: center;
    padding: 32px 0;
}

/* Kód z authenticatoru: velké číslice, ať se dobře opisují. */
.tfa-code-input input {
    font-size: 1.4rem !important;
    letter-spacing: 0.3em;
    text-align: center;
    font-variant-numeric: tabular-nums;
}

.tfa-steps {
    margin: 0 0 16px;
    padding-left: 20px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    font-size: 0.925rem;
    line-height: 1.55;
}

.tfa-steps small {
    display: block;
    color: var(--mud-palette-text-secondary);
}

.tfa-qr {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 10px;
    flex-wrap: wrap;
}

/* QR musí zůstat černý na bílém i v tmavém motivu, jinak ho telefon nepřečte. */
.tfa-qr__image {
    width: 168px;
    height: 168px;
    padding: 8px;
    border-radius: 8px;
    background: #fff;
    flex: 0 0 auto;
}

.tfa-qr__manual {
    flex: 1 1 160px;
    color: var(--mud-palette-text-secondary);
    font-size: 0.825rem;
}

.tfa-key {
    display: block;
    margin-top: 6px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.95rem;
    letter-spacing: 0.06em;
    color: var(--mud-palette-text-primary);
    word-break: break-all;
}

.tfa-benefits {
    list-style: none;
    margin: 0 0 20px;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.tfa-benefits li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    font-size: 0.925rem;
}

.tfa-benefits small {
    display: block;
    color: var(--mud-palette-text-secondary);
}

@media (max-width: 480px) {
    .auth-card {
        padding: 24px 20px 20px;
        border-radius: 12px;
    }

    .tfa-qr__image {
        width: 148px;
        height: 148px;
    }
}