/* Menu "Centro Educativo" (contas com a área Aprender).
   A barra lateral reutiliza as classes do NavMenu (nav-container, nav-item, nav-icon, nav-text, user-info...),
   por isso recolhe, tem tema claro/escuro e abre no telemóvel como o resto da app. Aqui só o que elas não cobrem:
   a marca, o botão de mudar de área e a navegação inferior (telemóvel). Só variáveis do tema. */

.nav-brand.nav-brand-aprender {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
}

.nav-brand-aprender p {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--primary);
}

.nav-aprender-avatar {
    object-fit: cover;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1.5px solid var(--border);
}

/* Chamada em baixo: ativar o DoceFinance (conta só de Aprender) */
.nav-aprender-cta {
    display: flex;
    align-items: center;
    gap: 11px;
    margin: 0 12px 12px;
    padding: 11px 12px;
    border: 0;
    border-radius: 12px;
    background: var(--gradient-brand, var(--primary));
    color: var(--on-brand);
    text-align: left;
    font-family: inherit;
    cursor: pointer;
    transition: filter 0.15s, transform 0.15s;
}

.nav-aprender-cta:hover {
    filter: brightness(1.08);
}

.nav-aprender-cta:active {
    transform: translateY(1px);
}

.nav-aprender-cta .nav-icon {
    color: var(--on-brand);
}

.nav-aprender-cta .nav-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.nav-aprender-cta strong {
    font-size: 0.86rem;
    font-weight: 700;
}

.nav-aprender-cta small {
    font-size: 0.72rem;
    font-weight: 400;
    opacity: 0.92;
    line-height: 1.3;
}

/* Mudar de área (conta com as duas áreas) */
.nav-aprender-switch {
    display: flex;
    align-items: center;
    gap: 11px;
    margin: 0 12px 12px;
    padding: 9px 12px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: var(--card-bg);
    color: var(--text-primary);
    text-decoration: none;
    transition: border-color 0.15s, background 0.15s;
}

.nav-aprender-switch:hover {
    border-color: var(--primary);
}

.nav-aprender-switch .nav-icon {
    color: var(--primary);
}

.nav-aprender-switch .nav-text {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.nav-aprender-switch small {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.nav-aprender-switch strong {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--primary);
}

/* Barra lateral recolhida: só o ícone */
.app-drawer.mini:not(:hover) .nav-aprender-cta,
.app-drawer.mini:not(:hover) .nav-aprender-switch {
    justify-content: center;
    gap: 0;
    margin: 0 8px 12px;
    padding-left: 0;
    padding-right: 0;
}

/* Navegação inferior (telemóvel) */
.bna {
    display: none;
}

@media (max-width: 768px) {
    .bna {
        display: block;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 900;
    }

    .bna-inner {
        position: relative;
        z-index: 2;
        display: flex;
        align-items: center;
        justify-content: space-around;
        padding: 6px 0 4px;
        padding-bottom: max(4px, env(safe-area-inset-bottom, 4px));
        background: var(--card-bg);
        border-top: 1px solid var(--border);
    }

    .bna-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 3px;
        min-width: 60px;
        padding: 2px 4px;
        border: 0;
        background: transparent;
        color: var(--text-secondary);
        font-family: inherit;
        font-size: 0.68rem;
        font-weight: 500;
        text-decoration: none;
        cursor: pointer;
        transition: color 0.15s;
    }

    .bna-item i {
        padding: 4px 16px;
        border-radius: 999px;
        font-size: 1.2rem;
        line-height: 1;
        transition: color 0.15s, background 0.2s;
    }

    .bna-item span {
        line-height: 1;
        text-align: center;
    }

    .bna-item:hover,
    .bna-item.active {
        color: var(--primary);
    }

    .bna-item.active {
        font-weight: 600;
    }

    .bna-item.active i {
        background: color-mix(in srgb, var(--primary) 13%, transparent);
    }

    .bna-backdrop {
        position: fixed;
        inset: 0;
        z-index: 1;
        background: var(--mud-palette-overlay-dark, rgba(0, 0, 0, 0.4));
    }

    .bna-flyout {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 910;
        padding: 18px 8px 0;
        padding-bottom: calc(56px + env(safe-area-inset-bottom, 0px));
        border-top: 1px solid var(--border);
        border-radius: 20px 20px 0 0;
        background: var(--card-bg);
        box-shadow: 0 -8px 32px var(--shadow);
    }

    .bna-flyout::before {
        content: '';
        position: absolute;
        top: 7px;
        left: 50%;
        width: 36px;
        height: 4px;
        border-radius: 999px;
        background: var(--border);
        transform: translateX(-50%);
    }

    .bna-flyout-item {
        display: flex;
        align-items: center;
        gap: 12px;
        width: 100%;
        padding: 12px 16px;
        border: 0;
        border-radius: 12px;
        background: transparent;
        color: var(--text-primary);
        font-family: inherit;
        font-size: 0.9rem;
        font-weight: 500;
        text-align: left;
        text-decoration: none;
        cursor: pointer;
    }

    .bna-flyout-item i {
        width: 22px;
        flex-shrink: 0;
        color: var(--primary);
        font-size: 1.15rem;
        text-align: center;
    }

    .bna-flyout-item:hover,
    .bna-flyout-item.active {
        background: var(--bg-secondary);
    }

    .bna-flyout-cta {
        background: var(--gradient-brand, var(--primary));
        color: var(--on-brand);
        font-weight: 700;
    }

    .bna-flyout-cta i {
        color: var(--on-brand);
    }

    .bna-flyout-cta:hover {
        background: var(--gradient-brand, var(--primary));
        filter: brightness(1.08);
    }

    .bna-flyout-danger,
    .bna-flyout-danger i {
        color: var(--error);
    }

    .bna-flyout-divider {
        height: 1px;
        margin: 6px 8px;
        background: var(--border);
    }
}