/* ============================================
   NAV.CSS - Navegação e Menus
   Central de Notícias Brasil
   ============================================ */

/* ====== NAVEGAÇÃO PRINCIPAL ====== */
nav {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--espacamento-sm);
}

.nav-menu li {
    position: relative;
}

.nav-menu > li > a {
    color: var(--branco);
    text-decoration: none;
    padding: 12px 20px;
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: var(--borda-radius-md);
    transition: var(--transicao-media);
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-menu > li > a:hover {
    background: rgba(255, 255, 255, 0.12);
    color: var(--dourado);
}

.nav-menu > li > a.active {
    background: rgba(255, 255, 255, 0.15);
    color: var(--dourado);
}

/* ====== DROPDOWN ====== */
.dropdown-arrow {
    font-size: 0.7rem;
    transition: var(--transicao-media);
}

.nav-menu li:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--branco);
    min-width: 220px;
    border-radius: var(--borda-radius-lg);
    box-shadow: var(--sombra-dropdown);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transicao-media);
    padding: 12px 0;
    margin-top: 8px;
    z-index: 100;
}

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

.dropdown a {
    display: block;
    padding: 12px 24px;
    color: var(--azul-primario);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transicao-rapida);
    border-left: 3px solid transparent;
}

.dropdown a:hover {
    background: #f8fafc;
    color: var(--azul-claro);
    border-left-color: var(--dourado);
    padding-left: 28px;
}

/* ====== BOTÃO CTA COM DROPDOWN ====== */
.cta-wrapper {
    position: relative;
    margin-left: var(--espacamento-lg);
}

.cta-button {
    background: linear-gradient(135deg, var(--dourado) 0%, var(--dourado-claro) 100%);
    color: var(--azul-primario);
    padding: 12px 28px;
    border-radius: var(--borda-radius-full);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transicao-media);
    box-shadow: var(--sombra-botao);
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(245, 158, 11, 0.5);
}

.cta-button .cta-arrow {
    font-size: 0.7rem;
    transition: var(--transicao-media);
}

.cta-wrapper:hover .cta-arrow {
    transform: rotate(180deg);
}

/* Dropdown do CTA */
.cta-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--branco);
    min-width: 200px;
    border-radius: var(--borda-radius-lg);
    box-shadow: var(--sombra-dropdown);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transicao-media);
    padding: 12px 0;
    margin-top: 12px;
    z-index: 100;
}

.cta-wrapper:hover .cta-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.cta-dropdown a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: var(--azul-primario);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transicao-rapida);
}

.cta-dropdown a:hover {
    background: #f8fafc;
    color: var(--azul-claro);
}

.cta-dropdown a .dropdown-icon {
    font-size: 1.2rem;
}

.cta-dropdown-divider {
    height: 1px;
    background: #e2e8f0;
    margin: 8px 0;
}

/* ====== MENU MOBILE ====== */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--espacamento-sm);
}

.mobile-menu-btn span {
    width: 28px;
    height: 3px;
    background: var(--branco);
    border-radius: 3px;
    transition: var(--transicao-media);
}

/* Animação do menu hamburguer */
.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* ====== BUSCA ====== */
.search-wrapper {
    position: relative;
    margin-left: 16px;
}

.search-toggle {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.search-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
    color: var(--dourado);
}

.search-box {
    position: absolute;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    width: 0;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 100;
}

.search-box.active {
    width: 350px;
    opacity: 1;
    visibility: visible;
}

.search-form {
    display: flex;
    align-items: center;
    background: white;
    border-radius: 50px;
    padding: 6px 6px 6px 20px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.search-input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 0.95rem;
    color: #1a1a1a;
    background: transparent;
    padding: 8px 0;
}

.search-input::placeholder {
    color: #9ca3af;
}

.search-submit {
    width: 36px;
    height: 36px;
    background: var(--azul-primario);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.search-submit:hover {
    background: var(--azul-claro);
}

.search-close {
    width: 36px;
    height: 36px;
    background: #ef4444;
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    font-size: 1rem;
    margin-left: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.search-close:hover {
    background: #dc2626;
}

/* Overlay de busca no mobile */
@media (max-width: 768px) {
    .search-wrapper {
        position: static;
    }

    .search-box {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        width: 100% !important;
        height: 70px;
        transform: translateY(-100%);
        background: var(--azul-primario);
        padding: 15px;
        border-radius: 0;
        display: flex;
        align-items: center;
    }

    .search-box.active {
        transform: translateY(0);
    }

    .search-form {
        width: 100%;
        border-radius: 10px;
    }
}