/* =====================================================================
   Inicio de sesión de Mi Bachillerato.
   Conserva los componentes institucionales del registro BNMM y prioriza
   claridad, jerarquía y accesibilidad en escritorio y móvil.
   ===================================================================== */

.mb-login-body {
    background:
        radial-gradient(circle at 8% 18%, rgb(35 91 78 / 8%), transparent 30rem),
        linear-gradient(180deg, #fff 0, #f7f9f8 70%, #fff 100%);
}

.login-page {
    align-items: center;
    display: flex;
    padding-bottom: clamp(48px, 7vw, 88px);
    padding-top: clamp(40px, 6vw, 76px);
}

.login-shell {
    align-items: center;
    display: grid;
    gap: clamp(42px, 7vw, 88px);
    grid-template-columns: minmax(0, 1fr) minmax(400px, 480px);
    max-width: 1180px;
}

/* La Gráfica Base agrega pseudo-elementos clearfix a `.container`; dentro de
   CSS Grid ocuparían celdas reales y separarían las dos columnas. */
.login-shell::before,
.login-shell::after {
    content: none;
    display: none;
}

/* Presentación ------------------------------------------------------- */

.login-hero {
    max-width: 640px;
    text-align: left;
}

.login-eyebrow,
.login-card__eyebrow {
    color: var(--mb-secondary);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.11em;
    margin: 0 0 14px;
    text-transform: uppercase;
}

.login-eyebrow {
    align-items: center;
    display: flex;
    gap: 9px;
}

.login-eyebrow i {
    background: var(--mb-secondary-soft);
    border-radius: 50%;
    display: inline-grid;
    height: 30px;
    place-items: center;
    width: 30px;
}

.login-hero h1 {
    color: var(--mb-ink-strong);
    font-size: clamp(38px, 5.2vw, 62px);
    font-weight: 700;
    letter-spacing: -0.035em;
    line-height: 1.08;
    margin: 0;
    max-width: 700px;
    text-align: left;
    word-spacing: normal;
}

.login-hero h1::after {
    background: linear-gradient(90deg, var(--mb-primary) 0 72%, var(--mb-gold) 72% 100%);
    border-radius: var(--mb-radius-pill);
    content: "";
    display: block;
    height: 5px;
    margin-top: 24px;
    width: 116px;
}

.login-hero__lead {
    color: var(--mb-muted);
    font-size: clamp(17px, 2vw, 20px);
    line-height: 1.65;
    margin: 24px 0 30px;
    max-width: 620px;
}

.login-benefits {
    display: grid;
    gap: 12px;
    list-style: none;
    margin: 0;
    max-width: 580px;
    padding: 0;
}

.login-benefits li {
    align-items: center;
    background: rgb(255 255 255 / 76%);
    border: 1px solid var(--mb-border);
    border-radius: var(--mb-radius);
    display: grid;
    gap: 14px;
    grid-template-columns: 42px minmax(0, 1fr);
    padding: 13px 16px;
}

.login-benefits li > span {
    align-items: center;
    background: var(--mb-secondary-soft);
    border-radius: 10px;
    color: var(--mb-secondary);
    display: flex;
    height: 42px;
    justify-content: center;
    width: 42px;
}

.login-benefits strong,
.login-benefits small {
    display: block;
}

.login-benefits strong {
    color: var(--mb-ink);
    font-size: 16px;
    margin-bottom: 2px;
}

.login-benefits small {
    color: var(--mb-muted);
    font-size: 14px;
    line-height: 1.4;
}

/* Tarjeta de acceso -------------------------------------------------- */

.login-access {
    min-width: 0;
}

.login-card {
    border: 1px solid var(--mb-border-strong);
    border-radius: 16px;
    box-shadow: 0 24px 64px rgb(28 56 49 / 13%);
    margin: 0;
    overflow: hidden;
    text-align: left;
}

.login-card__accent {
    background: linear-gradient(90deg, var(--mb-primary) 0 78%, var(--mb-gold) 78% 100%);
    height: 5px;
}

.login-card .mb-card__body {
    padding: clamp(26px, 4vw, 38px);
}

.login-card__eyebrow {
    color: var(--mb-primary);
    margin-bottom: 6px;
}

.login-card__titulo {
    font-size: clamp(26px, 3vw, 32px);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0 0 7px;
}

.login-card__intro {
    color: var(--mb-muted);
    font-size: 16px;
    line-height: 1.5;
    margin: 0 0 24px;
}

.login-card__ayuda {
    color: var(--mb-muted);
    font-size: 15px;
    line-height: 1.5;
    margin: 0 0 16px;
}

/* Sin Google no se pinta `.login-card__intro`, así que lo que sigue al título
   pierde el aire que aportaba ese párrafo. Se repone sólo en ese caso, en vez
   de tocar el margen del título y descuadrar el caso con Google activo. */
.login-card__titulo + .login-card__ayuda,
.login-card__titulo + .login-card__aviso {
    margin-top: 18px;
}

.login-card__aviso {
    margin-bottom: 18px;
}

.btn-google {
    align-items: center;
    background: #fff;
    border: 1px solid var(--mb-border-strong);
    border-radius: 9px;
    color: var(--mb-ink);
    display: flex;
    font-size: 16px;
    font-weight: 700;
    gap: 10px;
    justify-content: center;
    min-height: 50px;
    padding: 11px 16px;
    text-align: center;
    text-decoration: none;
    transition: background-color var(--mb-transition), border-color var(--mb-transition),
        box-shadow var(--mb-transition), transform var(--mb-transition);
    width: 100%;
}

.btn-google:hover {
    background: var(--mb-primary-soft);
    border-color: var(--mb-primary-border);
    box-shadow: 0 5px 14px rgb(97 18 50 / 9%);
    color: var(--mb-primary-dark);
    transform: translateY(-1px);
}

.btn-google img {
    flex: 0 0 20px;
    height: 20px;
    width: 20px;
}

.login-ayuda-wrap {
    margin-top: 10px;
    text-align: center;
}

.login-ayuda-toggle {
    appearance: none;
    background: none;
    border: 0;
    color: var(--mb-muted);
    cursor: pointer;
    font: inherit;
    font-size: 14px;
    padding: 7px 4px;
}

.login-ayuda-toggle:hover {
    color: var(--mb-primary);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.login-ayuda-toggle:focus-visible {
    outline: 2px solid var(--mb-primary);
    outline-offset: 2px;
}

.login-ayuda-panel {
    background: var(--mb-secondary-soft);
    border: 1px solid var(--mb-secondary-border);
    border-left: 4px solid var(--mb-secondary);
    border-radius: 8px;
    color: var(--mb-text);
    font-size: 14px;
    line-height: 1.55;
    margin-top: 8px;
    padding: 14px 16px;
    text-align: left;
}

.login-ayuda-panel p {
    margin: 0 0 8px;
}

.login-ayuda-panel p:last-child {
    margin-bottom: 0;
}

.login-ayuda-lista {
    margin: 0 0 8px;
    padding-left: 1.25rem;
}

.login-separador {
    align-items: center;
    color: var(--mb-muted-2);
    display: flex;
    font-size: 13px;
    gap: 12px;
    margin: 22px 0 15px;
    text-transform: uppercase;
}

.login-separador::before,
.login-separador::after {
    background: var(--mb-border);
    content: "";
    flex: 1;
    height: 1px;
}

.login-separador span {
    white-space: nowrap;
}

/* Formulario --------------------------------------------------------- */

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    color: var(--mb-ink);
    display: block;
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 6px;
}

.input-wrapper {
    align-items: center;
    background: #fff;
    border: 1px solid var(--mb-border-strong);
    border-radius: 9px;
    display: flex;
    gap: 10px;
    min-height: 50px;
    padding: 0 13px;
    transition: border-color var(--mb-transition), box-shadow var(--mb-transition);
}

.input-wrapper:focus-within {
    border-color: var(--mb-primary-light);
    box-shadow: var(--mb-shadow-focus);
}

.input-wrapper > i {
    color: var(--mb-muted-2);
    flex: 0 0 16px;
    text-align: center;
}

.input-wrapper input {
    background: none;
    border: 0;
    color: var(--mb-ink);
    flex: 1;
    font-size: 16px;
    min-height: 48px;
    min-width: 0;
    outline: none;
    padding: 0;
}

.input-wrapper input::placeholder {
    color: #858b89;
}

.input-toggle {
    appearance: none;
    background: none;
    border: 0;
    color: var(--mb-muted-2);
    cursor: pointer;
    flex: 0 0 auto;
    padding: 8px;
}

.input-toggle:hover {
    color: var(--mb-primary);
}

.error-msg {
    color: var(--mb-danger);
    display: block;
    font-size: 13px;
    margin-top: 5px;
    min-height: 15px;
}

.login-turnstile {
    align-items: center;
    display: flex;
    flex-direction: column;
    margin-top: 4px;
}

#cf-turnstile-container {
    max-width: 100%;
    overflow: hidden;
}

.btn-login-submit {
    align-items: center;
    background: var(--mb-primary);
    border: 1px solid var(--mb-primary);
    border-radius: 9px;
    color: #fff;
    cursor: pointer;
    display: flex;
    font-size: 15px;
    font-weight: 700;
    gap: 8px;
    justify-content: center;
    min-height: 50px;
    padding: 11px 18px;
    transition: background-color var(--mb-transition), box-shadow var(--mb-transition),
        transform var(--mb-transition);
    width: 100%;
}

.btn-login-submit:hover:not(:disabled) {
    background: var(--mb-primary-light);
    border-color: var(--mb-primary-light);
    box-shadow: 0 7px 18px rgb(97 18 50 / 20%);
    color: #fff;
    transform: translateY(-1px);
}

.btn-login-submit:disabled {
    cursor: wait;
    opacity: 0.72;
}

.login-support {
    border-top: 1px solid var(--mb-border-soft);
    color: var(--mb-muted);
    font-size: 14px;
    line-height: 1.5;
    margin: 24px 0 0;
    padding-top: 18px;
    text-align: center;
}

.login-support i {
    color: var(--mb-secondary);
    margin-right: 4px;
}

/* Mensajes inyectados por login.js ---------------------------------- */

.msg-error,
.msg-success {
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 14px;
    padding: 11px 14px;
    text-align: center;
}

.msg-error {
    background: var(--mb-danger-soft);
    border: 1px solid var(--mb-danger-border);
    color: var(--mb-danger-text);
}

.msg-success {
    background: var(--mb-success-soft);
    border: 1px solid var(--mb-success-border);
    color: var(--mb-success-text);
}

@media (max-width: 991px) {
    .login-shell {
        gap: 34px;
        grid-template-columns: minmax(0, 680px);
        justify-content: center;
    }

    /* Apiladas, el héroe empujaba el formulario completo debajo del pliegue:
       el primer campo arrancaba en y=976px con un viewport de 812px. Lo único
       que se viene a hacer a esta página es entrar, así que la tarjeta va
       primero y el contenido de presentación queda para quien baje. */
    .login-access {
        order: -1;
    }

    .login-hero {
        text-align: center;
    }

    .login-hero h1 {
        text-align: center;
    }

    .login-eyebrow {
        justify-content: center;
    }

    .login-hero h1::after {
        margin-left: auto;
        margin-right: auto;
    }

    .login-hero__lead,
    .login-benefits {
        margin-left: auto;
        margin-right: auto;
    }

    .login-access {
        justify-self: center;
        max-width: 500px;
        width: 100%;
    }
}

@media (max-width: 575px) {
    .login-page {
        padding-top: 22px;
    }

    .login-shell {
        padding-left: 16px;
        padding-right: 16px;
    }

    .login-hero h1 {
        font-size: clamp(32px, 10vw, 42px);
    }

    .login-hero__lead {
        font-size: 16px;
    }

    .login-benefits {
        gap: 8px;
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .login-benefits li {
        align-items: center;
        display: flex;
        flex-direction: column;
        gap: 7px;
        justify-content: flex-start;
        padding: 10px 6px;
        text-align: center;
    }

    .login-benefits li > span {
        border-radius: 8px;
        height: 36px;
        width: 36px;
    }

    .login-benefits strong {
        font-size: 13px;
        line-height: 1.25;
    }

    .login-benefits small {
        display: none;
    }

    .login-card .mb-card__body {
        padding: 24px 20px;
    }

    .login-separador span {
        white-space: normal;
    }
}

@media (prefers-reduced-motion: reduce) {
    .btn-google:hover,
    .btn-login-submit:hover:not(:disabled) {
        transform: none;
    }
}