/* ============================================
   MENU ADMIN COM SUBMENU - CSS CORRIGIDO
   ============================================ */

/* ========== ESTRUTURA BASE DO MENU ========== */
.admin-nav {
    list-style: none;
    padding: 0;
    margin: 0;
}

.admin-nav-item {
    margin-bottom: 2px;
    position: relative;
}

/* Link principal do menu */
.admin-nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: 12px 16px;
    border-radius: var(--radius-md);
    color: rgba(255, 255, 255, 0.75);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    text-decoration: none;
    position: relative;
}

.admin-nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
}

.admin-nav-link.active {
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
    font-weight: 600;
}

.admin-nav-link i {
    font-size: 1.1rem;
    width: 24px;
    text-align: center;
    flex-shrink: 0;
}

/* ========== SUBMENU TOGGLE (SETA) ========== */
.has-submenu > .admin-nav-link {
    cursor: pointer;
    user-select: none;
}

.submenu-arrow {
    margin-left: auto;
    font-size: 0.75rem;
    transition: transform 0.3s ease;
    opacity: 0.6;
    flex-shrink: 0;
}

.has-submenu > .admin-nav-link:hover .submenu-arrow {
    opacity: 1;
}

.submenu-arrow.rotated {
    transform: rotate(180deg);
}

/* ========== SUBMENU ========== */
.submenu {
    list-style: none;
    padding: 0;
    margin: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, opacity 0.25s ease, padding 0.25s ease;
    opacity: 0;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.submenu.open {
    max-height: 400px;
    opacity: 1;
    padding: 4px 0;
}

/* Itens do submenu */
.submenu li {
    margin: 0;
    padding: 0;
}

.submenu .admin-nav-link {
    padding: 10px 16px 10px 52px;
    font-size: 0.9rem;
    border-radius: 0;
    border-left: 3px solid transparent;
    margin: 0 4px;
    color: rgba(255, 255, 255, 0.65);
}

.submenu .admin-nav-link:hover {
    background: rgba(255, 255, 255, 0.08);
    border-left-color: var(--accent);
    color: rgba(255, 255, 255, 0.9);
}

.submenu .admin-nav-link.active {
    background: rgba(255, 255, 255, 0.12);
    border-left-color: var(--accent);
    color: var(--white);
    font-weight: 600;
}

/* Ícones no submenu - mais pequenos */
.submenu .admin-nav-link i {
    font-size: 0.95rem;
    width: 20px;
}

/* Badge no submenu */
.submenu .badge {
    margin-left: auto;
    font-size: 0.7rem;
    padding: 2px 6px;
    background: var(--danger);
    color: var(--white);
    border-radius: var(--radius-full);
    font-weight: 700;
}

/* ========== SEPARADORES ========== */
.admin-nav-item.menu-separator {
    margin-top: var(--space-lg);
    padding-top: var(--space-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ========== RESPONSIVO ========== */
@media (max-width: 768px) {
    .admin-sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }

    .admin-sidebar.mobile-open {
        transform: translateX(0);
    }

    .admin-main {
        margin-left: 0;
        width: 100%;
    }
}