:root {
    --login-primary: #2563eb;
    --login-secondary: #1d4ed8;
}

html, body { min-height: 100%; }
body.login-page { margin: 0; background-color: #f4f7fb; }

.login-shell {
    display: grid;
    min-height: 100vh;
    grid-template-columns: minmax(520px, 61.5%) 1fr;
}

.login-brand-panel {
    position: relative;
    min-height: 100vh;
    overflow: hidden;
    background: #071b31;
}

.login-cover {
    position: absolute;
    inset: 0;
    background-image: url('/images/nexorh-login-cover.png');
    background-repeat: no-repeat;
    background-position: left center;
    background-size: auto 100%;
}

.login-form-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 24px;
    background: #f4f7fb;
}

.login-card {
    width: 100%;
    max-width: 460px;
    padding: 42px;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 22px;
    background-color: #fff;
    box-shadow: 0 22px 50px rgba(15, 23, 42, 0.1);
}

.mobile-brand { display: none; }
.mobile-brand-icon {
    width: 52px; height: 52px; margin: 0 auto 10px;
    display: grid; place-items: center; border-radius: 15px;
    color: #fff; background: linear-gradient(135deg, #2563eb, #1d4ed8);
    font-size: 24px; box-shadow: 0 10px 24px rgba(37,99,235,.22);
}
.mobile-brand-name { text-align: center; font-size: 34px; line-height: 1; font-weight: 800; color: #0f172a; letter-spacing: -1.5px; }
.mobile-brand-name span { color: #2563eb; }
.mobile-brand-tagline { margin-top: 8px; text-align: center; color: #64748b; font-size: 13px; }

.login-card .form-control,
.login-card .input-group-text { min-height: 48px; }
.login-card .form-control:focus {
    border-color: var(--login-primary);
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.15);
}
.login-card .btn-primary {
    border-color: var(--login-primary);
    background-color: var(--login-primary);
    font-weight: 600;
}
.login-card .btn-primary:hover {
    border-color: var(--login-secondary);
    background-color: var(--login-secondary);
}

@media (max-width: 1100px) {
    .login-shell { grid-template-columns: minmax(460px, 58%) 1fr; }
    .login-cover { background-size: auto 100%; }
}

@media (max-width: 900px) {
    html, body { min-height: 100%; }
    body.login-page { background: #f4f7fb; }
    .login-shell {
        display: block;
        min-height: 100vh;
    }
    /* En móvil se oculta la portada panorámica. Así evitamos mostrar
       el login ilustrado dentro de la imagen y dejamos sólo el formulario real. */
    .login-brand-panel { display: none; }
    .login-form-panel {
        min-height: 100vh;
        padding: 28px 20px;
        align-items: center;
    }
    .login-card {
        max-width: 440px;
        padding: 34px 30px;
        border-radius: 20px;
    }
    .mobile-brand { display: block; margin-bottom: 30px; }
}

@media (max-width: 575px) {
    .login-form-panel { padding: 20px 16px; }
    .login-card {
        max-width: 100%;
        padding: 28px 22px;
        border-radius: 18px;
        box-shadow: 0 14px 34px rgba(15, 23, 42, 0.09);
    }
    .mobile-brand { margin-bottom: 26px; }
    .mobile-brand-name { font-size: 32px; }
    .login-card h2 { font-size: 1.65rem; }
    .login-card .form-control,
    .login-card .input-group-text { min-height: 52px; }
    .login-card .btn-primary { min-height: 52px; }
}