/**
 * Componente: Navbar
 * 
 * ESPECIFICIDADE: Nível 2-3 - Classes com namespace
 * NAMESPACING: Prefixo .navbar-* 
 * PRIORIDADE: Carregamento #4
 * CUIDADO: Evitar !important - usar especificidade correta
 */

/* ===== CONTAINER PRINCIPAL ===== */
.navbar {
    /* Layout */
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    max-width: 100vw;
    z-index: var(--z-fixed);
    
    /* Visual - Light theme apenas */
    background-color: rgba(255, 255, 255, 0.95);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    min-height: 60px;
}

/* Estado scrolled (aplicado via JavaScript) */
.navbar--scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    -webkit-backdrop-filter: blur(15px);
    backdrop-filter: blur(15px);
    box-shadow: var(--shadow-md);
}

/* ===== CONTAINER INTERNO ===== */
.navbar__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
    min-height: 60px;
}

/* ===== BRAND/LOGO ===== */
.navbar-brand {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 700;
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.navbar-brand:hover {
    color: var(--primary-color);
}

.navbar-brand img {
    height: 40px;
    width: auto;
    transition: height var(--transition-normal);
}

.navbar-toggler {
    z-index: 2000 !important;
}

/* ===== NAVEGAÇÃO ===== */
.navbar__nav {
    display: none; /* Oculto no mobile por padrão */
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--spacing-md);
    align-items: center;
}

.navbar__nav-item {
    margin: 0;
}

/* ===== NAVEGAÇÃO PADRÃO BOOTSTRAP (COMPATIBILIDADE) ===== */
.nav-item {
    margin: 0;
}

.nav-link {
    display: block;
    padding: var(--spacing-xs) var(--spacing-sm);
    color: var(--dark-gray) !important;
    text-decoration: none;
    font-weight: 500;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-normal);
    position: relative;
    white-space: nowrap;
    font-size: 0.9rem;
}

.nav-link.botao-inscricao-menu {
    color: #ffffff !important;
    padding: 12px 28px;
    background: linear-gradient(135deg, #ff5722 0%, #ff9800 100%) !important;
    border-radius: 30px;
    font-weight: 800;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 6px 20px rgba(255, 87, 34, 0.5);
    transition: all 0.3s ease;
    border: 3px solid rgba(255, 255, 255, 0.4) !important;
}

.nav-link:hover {
    color: var(--primary-color) !important;
    background-color: rgba(139, 69, 19, 0.1);
}

.nav-link.botao-inscricao-menu:hover,
.nav-link.botao-inscricao-menu:focus,
.nav-link.botao-inscricao-menu:active,
.nav-link.botao-inscricao-menu:visited {
    color: #ffffff !important;
    background: linear-gradient(135deg, #ff9800 0%, #ff5722 100%) !important;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 30px rgba(255, 87, 34, 0.7);
    border-color: rgba(255, 255, 255, 0.6) !important;
}

/* Garantir cor branca em links e spans internos */
.nav-link.botao-inscricao-menu *,
.nav-link.botao-inscricao-menu span,
.nav-link.botao-inscricao-menu:hover *,
.nav-link.botao-inscricao-menu:focus *,
.nav-link.botao-inscricao-menu:active *,
.nav-link.botao-inscricao-menu:visited * {
    color: #ffffff !important;
}

/* ===== TOGGLE MOBILE ===== */
.navbar-toggler {
    border: 1px solid rgba(0, 0, 0, 0.1);
    padding: 4px 8px;
    border-radius: var(--border-radius-sm);
    background: transparent;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(139, 69, 19, 0.25);
    border-color: var(--primary-color);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2833, 37, 41, 0.75%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    width: 1.5em;
    height: 1.5em;
}

/* ===== TOGGLE MOBILE ===== */
.navbar__toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 30px;
    height: 30px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    position: relative;
    z-index: 9999;
}

.navbar__toggle-bar {
    width: 100%;
    height: 3px;
    background-color: var(--dark-gray);
    margin: 2px 0;
    transition: all var(--transition-normal);
    border-radius: 2px;
}

/* Animação do hamburger quando ativo */
.navbar__toggle--active .navbar__toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.navbar__toggle--active .navbar__toggle-bar:nth-child(2) {
    opacity: 0;
}

.navbar__toggle--active .navbar__toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* ===== MENU MOBILE ===== */
.navbar__menu-mobile {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    border-top: 1px solid var(--light-gray);
    max-height: calc(100vh - 60px);
    overflow-y: auto;
}

.navbar__menu-mobile--open {
    display: block;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.navbar__nav--mobile {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-md);
    gap: 0;
}

.navbar__nav--mobile .navbar__nav-link,
.navbar__nav--mobile .navbar__link {
    padding: var(--spacing-md);
    border-radius: 0;
    border-bottom: 1px solid var(--light-gray);
    font-size: 1rem;
    text-align: center;
}

.navbar__nav--mobile .navbar__nav-link:last-child,
.navbar__nav--mobile .navbar__link:last-child {
    border-bottom: none;
}

.navbar__nav--mobile .navbar__link.botao-inscricao-menu {
    margin-top: var(--spacing-sm);
    border-radius: var(--border-radius-md);
    border-bottom: none;
}

/* ===== MENU MOBILE - LIGHT THEME ===== */
.navbar-collapse {
    background-color: rgba(255, 255, 255, 0.98);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
    margin-top: var(--spacing-xs);
    box-shadow: var(--shadow-lg);
}

/* Mobile menu styling */
@media (max-width: 991.98px) {
    .navbar-collapse {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        z-index: 1000;
        padding: var(--spacing-md);
    }

    .navbar-nav {
        gap: var(--spacing-xs);
    }

    .nav-link {
        color: var(--dark-gray) !important;
        padding: var(--spacing-md);
        border-radius: var(--border-radius-md);
        text-align: center;
        margin-bottom: var(--spacing-xs);
        background-color: rgba(0, 0, 0, 0.03);
        border: 1px solid rgba(0, 0, 0, 0.05);
    }

    .nav-link:hover {
        background-color: rgba(139, 69, 19, 0.1) !important;
        color: var(--primary-color) !important;
        border-color: rgba(139, 69, 19, 0.2);
    }

    .nav-link.botao-inscricao-menu {
        background: linear-gradient(135deg, #ff5722 0%, #ff9800 100%) !important;
        color: #ffffff !important;
        margin-top: var(--spacing-md);
        font-weight: 800;
        font-size: 1.1rem;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        border: 3px solid rgba(255, 255, 255, 0.4) !important;
        box-shadow: 0 6px 20px rgba(255, 87, 34, 0.5);
        padding: 14px 32px;
    }

    .nav-link.botao-inscricao-menu:hover,
    .nav-link.botao-inscricao-menu:focus,
    .nav-link.botao-inscricao-menu:active {
        background: linear-gradient(135deg, #ff9800 0%, #ff5722 100%) !important;
        color: #ffffff !important;
        transform: scale(1.08);
        box-shadow: 0 8px 30px rgba(255, 87, 34, 0.7);
        border-color: rgba(255, 255, 255, 0.6) !important;
    }
    
    /* Garantir cor branca em todos os elementos internos no mobile */
    .nav-link.botao-inscricao-menu *,
    .nav-link.botao-inscricao-menu:hover *,
    .nav-link.botao-inscricao-menu:focus *,
    .nav-link.botao-inscricao-menu:active * {
        color: #ffffff !important;
    }
}

/* Desktop styling para telas grandes */
@media (min-width: 992px) {
    .navbar-collapse {
        position: static !important;
        background-color: transparent !important;
        -webkit-backdrop-filter: none !important;
        backdrop-filter: none !important;
        border-radius: 0 !important;
        margin-top: 0 !important;
        box-shadow: none !important;
        padding: 0 !important;
    }

    .navbar-nav {
        flex-direction: row !important;
        gap: var(--spacing-md);
    }

    .nav-link {
        color: var(--dark-gray) !important;
        padding: var(--spacing-xs) var(--spacing-md) !important;
        border-radius: var(--border-radius-sm) !important;
        text-align: left !important;
        margin-bottom: 0 !important;
        background-color: transparent !important;
        border: none !important;
        font-size: 0.9rem;
    }

    .nav-link:hover {
        color: var(--primary-color) !important;
        background-color: rgba(139, 69, 19, 0.1) !important;
        border: none !important;
        transform: translateY(-1px);
    }

    .nav-link.botao-inscricao-menu {
        background: var(--primary-color) !important;
        color: var(--white) !important;
        margin-top: 0 !important;
        margin-left: var(--spacing-sm) !important;
        font-weight: 600;
        border: 1px solid var(--primary-color) !important;
    }

    .nav-link.botao-inscricao-menu:hover {
        background: var(--primary-dark) !important;
        transform: translateY(-2px) !important;
        border-color: var(--primary-dark) !important;
    }
}

/* ===== RESPONSIVIDADE ===== */

/* Mobile pequeno (até 480px) */
@media (max-width: 480px) {
    .navbar__container {
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .navbar__logo {
        height: 30px;
    }

    .navbar__toggle {
        width: 25px;
        height: 25px;
    }

    .navbar__toggle-bar {
        height: 2px;
    }
}

/* Tablet pequeno (481px - 767px) */
@media (min-width: 481px) and (max-width: 767px) {
    .navbar__container {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .navbar__logo {
        height: 35px;
    }
}

/* Tablet e Desktop pequeno (768px+) */
@media (min-width: 768px) {
    .navbar__nav {
        display: flex;
    }
    
    .navbar__toggle {
        display: none;
    }
    
    .navbar__menu-mobile {
        display: none;
    }

    .navbar__container {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .navbar__logo {
        height: 40px;
    }

    .navbar__nav {
        gap: var(--spacing-sm);
    }

    .navbar__link,
    .navbar__nav-link {
        font-size: 0.85rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
}

/* Desktop médio (992px+) */
@media (min-width: 992px) {
    .navbar__nav {
        gap: var(--spacing-md);
    }

    .navbar__link,
    .navbar__nav-link {
        font-size: 0.9rem;
        padding: var(--spacing-xs) var(--spacing-md);
    }

    .navbar__logo {
        height: 45px;
    }
}

/* Desktop grande (1200px+) */
@media (min-width: 1200px) {
    .navbar__nav {
        gap: var(--spacing-lg);
    }

    .navbar__link,
    .navbar__nav-link {
        font-size: 1rem;
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .navbar__logo {
        height: 50px;
    }
}

/* ===== MELHORIAS DE ACESSIBILIDADE ===== */
.navbar__toggle:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.navbar__link:focus,
.navbar__nav-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ===== ESTADOS DE HOVER APRIMORADOS ===== */
@media (hover: hover) {
    .navbar__link:hover,
    .navbar__nav-link:hover {
        transform: translateY(-1px);
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }

    .navbar__link.botao-inscricao-menu:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 8px rgba(139, 69, 19, 0.3);
    }
}

/* ===== PREFERS REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
    .navbar,
    .navbar__logo,
    .navbar__link,
    .navbar__nav-link,
    .navbar__toggle-bar {
        transition: none;
    }

    .navbar__menu-mobile--open {
        animation: none;
    }

    .navbar__link:hover,
    .navbar__nav-link:hover {
        transform: none;
    }
}