/* ═══════════════════════════════════════════════════════════════
   auth.css — Login, registro y layout de autenticación
   ═══════════════════════════════════════════════════════════════ */

.auth-body {
    background: var(--color-fondo);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.auth-encabezado {
    display: flex;
    justify-content: center;
    padding: 2.5rem 1rem 0;
}

.auth-encabezado__logo {
    text-decoration: none;
    color: var(--color-texto);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -.03em;
    transition: opacity .15s;
}

.auth-encabezado__logo:hover { opacity: 0.6; }

.auth-encabezado__img {
    height: 2.5rem;
    width: auto;
    object-fit: contain;
    display: block;
}

.auth-main {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.auth-pagina {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem 3rem;
}

/* ── Card ────────────────────────────────────────────────────── */
.auth-card {
    width: 100%;
    max-width: 24rem;
    background: #fff;
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-lg);
    box-shadow: var(--sombra-sm);
    padding: 2.25rem 2rem;
}

.auth-card__titulo {
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--color-texto);
    letter-spacing: -.025em;
}

/* ── Formulario ──────────────────────────────────────────────── */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.auth-form__grupo {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.auth-form__label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-texto);
}

.auth-form__input {
    width: 100%;
    padding: 0.625rem 0.875rem;
    border: 1px solid var(--color-borde);
    border-radius: var(--radio);
    font-size: 1rem;
    font-family: var(--font);
    color: var(--color-texto);
    background: #fff;
    outline: none;
    box-sizing: border-box;
    transition: border-color .15s, box-shadow .15s;
}

.auth-form__input:focus {
    border-color: var(--color-primario);
    box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}

.auth-form__input--error { border-color: var(--color-peligro); }

.auth-form__error {
    font-size: 0.8125rem;
    color: var(--color-peligro);
}

.auth-form__check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9375rem;
    color: var(--color-texto-muted);
    cursor: pointer;
}

.auth-form__btn {
    width: 100%;
    padding: 0.7rem 1rem;
    background: var(--color-primario);
    color: #fff;
    border: none;
    border-radius: var(--radio);
    font-size: 1rem;
    font-family: var(--font);
    font-weight: 600;
    cursor: pointer;
    transition: background .15s, box-shadow .15s;
    margin-top: 0.375rem;
}

.auth-form__btn:hover:not(:disabled) {
    background: var(--color-primario-h);
    box-shadow: 0 4px 12px rgba(37,99,235,.3);
}

.auth-form__btn:disabled { opacity: 0.5; cursor: default; }

.auth-card__pie {
    margin-top: 1.25rem;
    font-size: 0.9375rem;
    text-align: center;
    color: var(--color-texto-muted);
}

.auth-card__link {
    color: var(--color-primario);
    text-decoration: none;
    font-weight: 600;
}

.auth-card__link:hover { text-decoration: underline; text-underline-offset: 2px; }

/* ── Registro: fila de 2 columnas ───────────────────────────── */
.auth-form__fila {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.auth-form__fila > .auth-form__grupo {
    min-width: 0;
}

@media (max-width: 480px) {
    .auth-form__fila { grid-template-columns: 1fr; }
}

.auth-form__req {
    color: var(--color-peligro, #ef4444);
    margin-left: 1px;
}

.auth-form__hint {
    font-size: 0.78rem;
    color: var(--color-texto-muted, #6b7280);
    margin-top: -0.125rem;
}

/* Ampliar el max-width de la card para registro (más campos) */
.auth-card--wide { max-width: 30rem; }