/* Header - CORRIGIR FUNCIONALIDADE DOS MENUS */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height, 70px);
    z-index: 1000;
    /* ESTABILIZAR para evitar tremor */
    transform: translateZ(0);
    backface-visibility: hidden;
    display: flex;
    background-color: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 0 2rem;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: none;
    padding: 0;
    margin: 0;
}

.navbar-brand {
    display: flex;
    align-items: center;
    z-index: 1001;
}

.navbar-menu {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-grow: 1;
    margin-left: 2rem;
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link:hover {
    color: var(--primary-color);
    background: rgba(138, 43, 226, 0.1);
}

/* Dropdown menus */
.dropdown {
    position: relative;
}

.dropdown-toggle::after {
    content: '';
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid currentColor;
    margin-left: 0.5rem;
    transition: transform 0.3s ease;
}

.dropdown-toggle.active::after {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: var(--card-shadow);
    min-width: 200px;
    padding: 0.5rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1001;
}

.dropdown-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--text-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

.dropdown-item:hover {
    background: rgba(138, 43, 226, 0.1);
    color: var(--primary-color);
}

/* Mobile menu */
.mobile-toggle {
    display: none;
    flex-direction: column;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-color);
    margin: 3px 0;
    transition: 0.3s;
}

.mobile-toggle.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: flex;
    }
    
    .navbar-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--card-bg);
        border-top: 1px solid var(--border-color);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 1rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .navbar-nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-item {
        width: 100%;
    }
    
    .nav-link {
        width: 100%;
        justify-content: flex-start;
    }
    
    .dropdown-menu {
        position: static;
        box-shadow: none;
        border: none;
        background: rgba(138, 43, 226, 0.05);
        margin-top: 0.5rem;
    }
}

/* Garantir que o body compense corretamente */
body {
    /* NÃO aplicar padding-top aqui */
    margin-top: 0;
    padding-top: 0;
}