body:has(.pagina-auth) {
    background: #0d0d0d;
}

.pagina-auth {
    --t-bg: #0d0d0d;
    --t-panel: #161616;
    --t-text: #f2f2f2;
    --t-muted: #a3a3a3;
    --t-line: #2a2a2a;
    --t-input: #1a1a1a;
    --t-link: #4ea8ff;
    --t-btn-hover: #c40500;

    display: grid;
    place-items: center;
    width: 100%;
    min-height: calc(100vh - 4.75rem);
    margin: 0;
    padding: calc(4.75rem + 2rem) 1rem 3rem;
    color: var(--t-text);
    background: var(--t-bg);
    font-family: var(--fuente);
}

.pagina-auth a {
    color: var(--t-link);
    text-decoration: none;
}

.pagina-auth a:hover {
    text-decoration: underline;
}

.auth-caja {
    width: min(100%, 26rem);
    padding: 1.75rem 1.5rem 1.5rem;
    border: 1px solid var(--t-line);
    border-radius: 0.55rem;
    background: var(--t-panel);
}

.auth-caja h1 {
    margin: 0 0 0.35rem;
    font-size: clamp(1.35rem, 3vw, 1.7rem);
    font-weight: 700;
    line-height: 1.2;
}

.auth-sub {
    margin: 0 0 1.35rem;
    color: var(--t-muted);
    font-size: 0.9rem;
    line-height: 1.4;
}

.auth-form {
    display: grid;
    gap: 0.9rem;
}

.auth-campo {
    display: grid;
    gap: 0.35rem;
    font-size: 0.82rem;
    font-weight: 600;
}

.auth-campo input {
    width: 100%;
    padding: 0.7rem 0.8rem;
    border: 1px solid var(--t-line);
    border-radius: 0.4rem;
    background: var(--t-input);
    color: var(--t-text);
    font: inherit;
    font-weight: 500;
}

.auth-campo input::placeholder {
    color: #777;
}

.auth-campo input:focus {
    outline: 2px solid color-mix(in srgb, var(--rojo) 55%, transparent);
    outline-offset: 1px;
    border-color: var(--rojo);
}

.auth-tel {
    display: flex;
    align-items: stretch;
    gap: 0.45rem;
}

.auth-tel-codigo {
    display: flex;
    align-items: center;
    flex: 0 0 4.75rem;
    width: 4.75rem;
    padding: 0 0.55rem 0 0.5rem;
    border: 1px solid var(--t-line);
    border-radius: 0.4rem;
    background: var(--t-input);
}

.auth-tel-codigo:focus-within {
    outline: 2px solid color-mix(in srgb, var(--rojo) 55%, transparent);
    outline-offset: 1px;
    border-color: var(--rojo);
}

.auth-tel-mas {
    flex: 0 0 auto;
    margin-right: 0.15rem;
    color: rgba(242, 242, 242, 0.35);
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1;
    pointer-events: none;
}

.auth-tel-codigo input {
    flex: 1 1 auto;
    min-width: 0;
    width: 100%;
    padding: 0.7rem 0;
    border: 0;
    background: transparent;
    color: var(--t-text);
    font: inherit;
    font-weight: 500;
    outline: none;
}

.auth-tel-codigo input:focus {
    outline: none;
    border: 0;
}

.auth-tel-numero {
    flex: 1 1 auto;
    min-width: 0;
    padding: 0.7rem 0.8rem;
    border: 1px solid var(--t-line);
    border-radius: 0.4rem;
    background: var(--t-input);
    color: var(--t-text);
    font: inherit;
    font-weight: 500;
}

.auth-tel-numero:focus {
    outline: 2px solid color-mix(in srgb, var(--rojo) 55%, transparent);
    outline-offset: 1px;
    border-color: var(--rojo);
}

.auth-fila {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem 1rem;
}

.auth-check {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--t-muted);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
}

.auth-check input {
    width: 1rem;
    height: 1rem;
    accent-color: var(--rojo);
}

.auth-check-block {
    align-items: flex-start;
    line-height: 1.35;
}

.auth-link {
    color: var(--t-link);
    font-size: 0.8rem;
}

.auth-btn {
    width: 100%;
    margin-top: 0.25rem;
    padding: 0.85rem 1rem;
    border: 0;
    border-radius: 0.45rem;
    background: var(--rojo);
    color: #fff;
    font: inherit;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
}

.auth-btn:hover {
    background: var(--t-btn-hover);
}

.auth-alt {
    margin: 1.15rem 0 0;
    text-align: center;
    color: var(--t-muted);
    font-size: 0.86rem;
}

.auth-alt a {
    margin-left: 0.25rem;
    color: var(--t-link);
    font-weight: 600;
}

@media (max-width: 480px) {
    .pagina-auth {
        padding: calc(3.5rem + 1.25rem) 1rem 2.5rem;
        align-items: start;
    }

    .auth-caja {
        padding: 1.35rem 1.1rem 1.2rem;
    }
}

/* Cuenta de cliente v2 */
.auth-caja-registro {
    width: min(100%, 38rem);
}

.auth-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .4rem;
    margin-bottom: 1.25rem;
    padding: .25rem;
    border: 1px solid var(--t-line);
    border-radius: .55rem;
    background: #101010;
}

.auth-tab {
    display: block;
    padding: .7rem .8rem;
    border-radius: .4rem;
    color: #d7d7d7 !important;
    text-align: center;
    font-size: .85rem;
    font-weight: 700;
}

.auth-tab:hover {
    text-decoration: none !important;
    background: #1d1d1d;
}

.auth-tab.activo {
    background: var(--rojo);
    color: #fff !important;
}

.auth-grid-nombres {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: .75rem;
}

.auth-campo small {
    color: var(--t-muted);
    font-size: .72rem;
    font-weight: 500;
}

.auth-file {
    padding: .55rem !important;
}

.auth-file::file-selector-button {
    margin-right: .7rem;
    padding: .45rem .7rem;
    border: 1px solid #3a3a3a;
    border-radius: .35rem;
    background: #2a2a2a;
    color: #fff;
    cursor: pointer;
}

.auth-api-message {
    min-height: 1.25rem;
    margin: .15rem 0 0;
    color: #ddd;
    font-size: .8rem;
    line-height: 1.4;
}

.auth-api-message.error { color: #ff8a8a; }
.auth-api-message.ok { color: #67d391; }

[hidden] { display: none !important; }

@media (max-width: 700px) {
    .auth-grid-nombres { grid-template-columns: 1fr; }
}