/* ========================================
   NAVBAR - NAVEGAÇÃO PRINCIPAL
   ======================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand h1 {
    font-size: var(--font-xl);
    font-weight: 800;
    color: var(--primary-blue);
    margin: 0;
}

.nav-brand span {
    font-size: var(--font-xs);
    color: var(--gray);
    display: block;
    margin-top: 0.25rem;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu a {
    color: var(--dark);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-base);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
}

.nav-menu a:hover {
    color: var(--primary-blue);
    background: var(--light);
}

.btn-nav {
    background: var(--primary-blue);
    color: white !important;
}

.btn-nav:hover {
    background: var(--primary-blue-dark);
    transform: translateY(-2px);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--dark);
    border-radius: 2px;
    transition: var(--transition-base);
}

/* Responsivo */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        gap: 0;
        padding: 1rem;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        display: none;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-menu a {
        padding: 1rem;
        border-bottom: 1px solid var(--light);
    }
}