/*
 * Sena UI · login y verificación en dos pasos
 */

html.sena-ui .sena-login {
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
}

/* panel de marca */
html.sena-ui .sena-login-brand {
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    color: #fff;
    background: linear-gradient(135deg, var(--sena-brand) 0%,
    color-mix(in srgb, var(--sena-brand) 50%, var(--sena-accent)) 100%);
}

/* formas decorativas */
html.sena-ui .sena-login-brand::before,
html.sena-ui .sena-login-brand::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, .08);
}

html.sena-ui .sena-login-brand::before {
    width: 520px;
    height: 520px;
    top: -180px;
    right: -160px;
}

html.sena-ui .sena-login-brand::after {
    width: 360px;
    height: 360px;
    bottom: -140px;
    left: -100px;
    background: rgba(var(--sena-accent-rgb), .25);
}

html.sena-ui .sena-login-brand-inner {
    position: relative;
    z-index: 1;
    text-align: center;
}

html.sena-ui .sena-login-brand .sena-brand-mark {
    background: rgba(255, 255, 255, .18);
    box-shadow: var(--sena-shadow-lg);
}

html.sena-ui .sena-login-brand .sena-brand-mark.has-logo {
    background: #fff;
    border: 0;
}

html.sena-ui .sena-login-company {
    margin: 1.5rem 0 0;
    font-size: 1.35rem;
    font-weight: 600;
    letter-spacing: -.01em;
}

/* panel del formulario */
html.sena-ui .sena-login-panel {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2.5rem 1.5rem 1.5rem;
    background: var(--sena-surface);
}

html.sena-ui .sena-login-card {
    width: 100%;
    max-width: 400px;
    margin: auto 0;
}

html.sena-ui .sena-login-mobile-brand {
    display: none;
    margin-bottom: 1.5rem;
}

html.sena-ui .sena-login-title {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -.02em;
    margin-bottom: .25rem;
}

html.sena-ui .sena-login-subtitle {
    color: var(--sena-muted);
    margin-bottom: 1.75rem;
}

html.sena-ui .sena-login-footer {
    padding-top: 2rem;
    font-size: .8rem;
    color: var(--sena-muted);
}

html.sena-ui .sena-login .alert {
    margin-bottom: 1.25rem;
}

@media (max-width: 991.98px) {
    html.sena-ui .sena-login {
        grid-template-columns: 1fr;
    }

    html.sena-ui .sena-login-brand {
        display: none;
    }

    html.sena-ui .sena-login-mobile-brand {
        display: block;
    }

    html.sena-ui .sena-login-panel {
        background: var(--sena-bg);
    }

    html.sena-ui .sena-login-card {
        background: var(--sena-surface);
        padding: 2rem 1.5rem;
        border-radius: var(--sena-radius-lg);
        box-shadow: var(--sena-shadow-md);
    }
}

/* imagen propia en el panel de marca: se oscurece con el degradado para que el texto se lea */
html.sena-ui .sena-login-brand.has-image {
    background:
        linear-gradient(135deg, rgba(var(--sena-brand-rgb), .78) 0%, rgba(var(--sena-accent-rgb), .55) 100%),
        var(--sena-login-image) center / cover no-repeat;
}

html.sena-ui .sena-login-brand.has-image::before,
html.sena-ui .sena-login-brand.has-image::after {
    display: none;
}