.auth-page {
    position: relative;
    isolation: isolate;
    min-height: 70vh;
    overflow: hidden;
    padding: clamp(var(--space-8), 6vw, var(--space-20)) var(--space-4);
    color: var(--cor-texto);
    background: color-mix(in srgb, var(--cor-secundaria) 46%, var(--color-surface));
    font-family: var(--font-family-body);
    font-size: var(--text-md);
    line-height: var(--text-md-lh);
}

.auth-page::before,
.auth-page::after {
    position: absolute;
    z-index: -1;
    width: min(34vw, 360px);
    height: var(--space-20);
    border-radius: var(--radius-lg);
    background: color-mix(in srgb, var(--cor-primaria) 62%, transparent);
    content: '';
    pointer-events: none;
}

.auth-page::before {
    top: var(--space-10);
    left: calc(var(--space-16) * -1);
    transform: rotate(-9deg);
}

.auth-page::after {
    right: calc(var(--space-16) * -1);
    bottom: var(--space-12);
    transform: rotate(9deg);
}

.auth-shell {
    width: min(100%, 720px);
    margin: 0 auto;
}

.auth-card {
    padding: clamp(var(--space-6), 5vw, var(--space-10));
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--cor-branco);
    box-shadow: var(--shadow-md);
}

.auth-card--compact {
    width: min(100%, 560px);
    margin: 0 auto;
    text-align: center;
}

.auth-heading {
    margin-bottom: var(--space-8);
    text-align: center;
}

.auth-heading h1 {
    margin: var(--space-3) auto var(--space-3);
    max-width: 22ch;
    color: var(--cor-texto);
    font-family: var(--font-family-heading);
    font-size: var(--heading-1);
    font-weight: 700;
    line-height: var(--heading-1-lh);
    letter-spacing: var(--letter-spacing-tight);
    text-wrap: balance;
}

.auth-heading p {
    max-width: 54ch;
    margin: 0 auto;
    color: var(--cor-texto-secundario);
}

.auth-icon {
    display: inline-grid;
    width: var(--space-12);
    height: var(--space-12);
    place-items: center;
    border-radius: var(--radius-lg);
    color: var(--color-content-accent);
    background: color-mix(in srgb, var(--cor-secundaria) 72%, var(--cor-branco));
}

.auth-icon svg,
.auth-button svg {
    width: var(--space-6);
    height: var(--space-6);
    flex: 0 0 var(--space-6);
}

.auth-eyebrow,
.auth-group legend,
.auth-field label {
    color: var(--cor-texto);
    font-family: var(--font-family-label);
    font-size: var(--text-sm);
    font-weight: 700;
    line-height: var(--text-sm-lh);
}

.auth-eyebrow {
    color: var(--color-content-accent);
    text-transform: uppercase;
}

.auth-login-link,
.auth-legal a,
.auth-error-summary a {
    color: var(--color-content-accent);
    font-weight: 700;
    text-underline-offset: 0.2em;
}

.auth-card .auth-card-link {
    display: inline-flex;
    min-width: calc(var(--space-10) + var(--space-1));
    min-height: calc(var(--space-10) + var(--space-1));
    align-items: center;
}

.auth-group {
    margin: 0 0 var(--space-8);
    padding: 0;
    border: 0;
}

.auth-group legend {
    width: 100%;
    margin-bottom: var(--space-4);
}

.auth-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-5) var(--space-4);
}

.auth-field--wide {
    grid-column: 1 / -1;
}

.auth-field label,
.auth-field-help,
.auth-field-error {
    display: block;
}

.auth-field label {
    margin-bottom: var(--space-2);
}

.auth-field input,
.auth-choice-label {
    width: 100%;
    min-height: 50px;
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--cor-texto);
    background: var(--cor-branco);
    font: inherit;
}

.auth-field input {
    padding: var(--space-3) var(--space-4);
}

.auth-field input[aria-invalid='true'] {
    border-color: var(--color-status-error-border);
    background: var(--color-status-error-surface);
}

.auth-field-help,
.auth-field-error {
    margin-top: var(--space-1);
    font-family: var(--font-family-label);
    font-size: var(--text-sm);
    font-weight: 700;
}

.auth-field-help {
    color: var(--cor-texto-secundario);
}

.auth-field-error {
    color: var(--color-status-error-text);
}

.auth-choice-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
}

.auth-choice {
    position: relative;
}

.auth-choice input {
    position: absolute;
    opacity: 0;
}

.auth-choice-label {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-family-label);
    font-weight: 700;
    cursor: pointer;
}

.auth-choice input:checked + .auth-choice-label {
    border-color: var(--color-action-primary-bg);
    color: var(--color-action-primary-text);
    background: var(--color-action-primary-bg);
}

.auth-form:has(#tipo_pessoa_pf:checked) [data-pessoa-juridica],
.auth-form:has(#tipo_pessoa_pj:checked) [data-pessoa-fisica] {
    display: none;
}

.auth-legal {
    display: flex;
    gap: var(--space-3);
    margin-bottom: var(--space-5);
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    color: var(--cor-texto-secundario);
    background: var(--color-surface);
}

.auth-legal input {
    width: 20px;
    height: 20px;
    flex: 0 0 20px;
    margin-top: var(--space-1);
}

.auth-button {
    display: inline-flex;
    width: 100%;
    min-height: 50px;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    border: var(--border-width) solid var(--color-action-primary-bg);
    border-radius: var(--radius-md);
    color: var(--color-action-primary-text);
    background: var(--color-action-primary-bg);
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.auth-button:hover {
    border-color: var(--color-action-primary-hover-bg);
    color: var(--color-action-primary-hover-text);
    background: var(--color-action-primary-hover-bg);
}

.auth-button--secondary {
    border-color: var(--color-border);
    color: var(--cor-texto);
    background: var(--cor-branco);
}

.auth-button--secondary:hover {
    border-color: color-mix(in srgb, var(--cor-accent) 30%, transparent);
    color: var(--cor-texto);
    background: color-mix(in srgb, var(--cor-secundaria) 40%, var(--cor-branco));
}

.auth-button:disabled {
    cursor: wait;
    opacity: 0.65;
}

.auth-divider {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin: var(--space-4) 0;
    color: var(--cor-texto-secundario);
    font-family: var(--font-family-label);
    font-size: var(--text-sm);
    font-weight: 700;
}

.auth-divider::before,
.auth-divider::after {
    height: var(--border-width);
    flex: 1;
    background: var(--color-border);
    content: '';
}

.auth-alert {
    margin-bottom: var(--space-6);
    padding: var(--space-4);
    border: var(--border-width) solid var(--color-status-error-border);
    border-radius: var(--radius-md);
    color: var(--color-status-error-text);
    background: var(--color-status-error-surface);
}

.auth-alert--success {
    border-color: var(--color-status-success-border);
    color: var(--color-status-success-text);
    background: var(--color-status-success-surface);
}

.auth-field input:focus-visible,
.auth-choice input:focus-visible + .auth-choice-label,
.auth-legal input:focus-visible,
.auth-button:focus-visible,
.auth-login-link:focus-visible,
.auth-legal a:focus-visible,
.auth-error-summary a:focus-visible {
    outline: 3px solid var(--color-header-focus);
    outline-offset: 3px;
}

.auth-instructions {
    margin: var(--space-6) 0;
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    color: var(--cor-texto-secundario);
    background: var(--color-surface);
    text-align: left;
}

.auth-masked-email {
    overflow-wrap: anywhere;
}

.auth-card--compact form + form {
    margin-top: var(--space-3);
}

@media (max-width: 640px) {
    .auth-page {
        padding: var(--space-8) var(--space-4) var(--space-16);
    }

    .auth-page::before,
    .auth-page::after {
        width: 180px;
        opacity: 0.55;
    }

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

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

    .auth-field--wide {
        grid-column: auto;
    }
}