/* ============================================
   LAYOUT STYLES
   Contenedores, grids, secciones, navbar, footer
   Estructura responsive
   ============================================ */

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-xl);
    }
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid--2 {
    grid-template-columns: 1fr;
}

.grid--3 {
    grid-template-columns: 1fr;
}

@media (min-width: 768px) {
    .grid--2 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .grid--3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .grid--3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Secciones */
section {
    padding: var(--spacing-4xl) 0;
}

@media (min-width: 768px) {
    section {
        padding: var(--spacing-4xl) 0;
    }
}

/* Header / Navbar */
.site-header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-base);
}

.site-header.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar {
    padding: var(--spacing-sm) 0;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: var(--spacing-sm);
    min-height: fit-content;
}

.navbar__brand {
    flex-shrink: 0;
    order: 2;
}

.navbar__logo {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
    display: flex;
    align-items: center;
}

.navbar__logo-img {
    height: 48px;
    width: auto;
    object-fit: contain;
    max-height: 200px; /* Permite aumentar até 200px sem quebrar o layout */
}

.navbar__logo:hover {
    color: var(--color-primary-dark);
    text-decoration: none;
}

.navbar__logo:hover .navbar__logo-img {
    opacity: 0.9;
}

/* Faixa de contato abaixo do menu */
.header-contact-bar {
    background-color: #0a1628; /* azul marinho */
    padding: var(--spacing-sm) 0;
}

.header-contact-bar__content {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: flex-end;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.header-contact-bar__link {
    color: var(--color-white);
    font-weight: 700;
    text-decoration: none;
    transition: opacity var(--transition-fast);
    white-space: nowrap;
    font-size: var(--font-size-sm, 0.875rem);
}

.header-contact-bar__link:hover {
    opacity: 0.9;
    color: var(--color-white);
}

.navbar__toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: var(--spacing-sm);
    background: none;
    border: none;
    cursor: pointer;
    order: 1;
}

.navbar__toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--color-gray-800);
    transition: all var(--transition-fast);
}

.navbar__toggle[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.navbar__toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.navbar__toggle[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.navbar__menu {
    display: none;
    flex-direction: column;
    gap: var(--spacing-sm);
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    width: min(80vw, 320px);
    background-color: var(--color-white);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-xl) var(--spacing-md);
    margin: 0;
    z-index: calc(var(--z-sticky) + 1);
    overflow-y: auto;
}

.navbar__menu.active {
    display: flex;
}

.navbar__item {
    list-style: none;
}

.navbar__link {
    display: block;
    padding: var(--spacing-xs) var(--spacing-sm);
    color: var(--color-gray-700);
    font-weight: 700;
    text-decoration: none;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
    font-size: var(--font-size-sm);
    white-space: nowrap;
    line-height: 1.4;
}

.navbar__link:hover,
.navbar__link:focus,
.navbar__link.active {
    color: var(--color-primary);
    background-color: var(--color-gray-50);
    text-decoration: none;
}

@media (min-width: 768px) {
    .navbar .container {
        justify-content: space-between;
        gap: 0;
    }

    .navbar__brand {
        order: 0;
    }

    .navbar__toggle {
        display: none;
    }
    
    .navbar__menu {
        display: flex;
        flex-direction: row;
        position: static;
        width: auto;
        box-shadow: none;
        padding: 0;
        gap: var(--spacing-xs);
        align-items: center;
        overflow-y: visible;
    }
    
    .navbar__link {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: var(--font-size-sm);
        display: flex;
        align-items: center;
    }
}

/* Footer */
.site-footer {
    background-color: var(--color-gray-900);
    color: var(--color-gray-300);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer__content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
    .footer__content {
        grid-template-columns: repeat(3, 1fr);
    }
}

.footer__title {
    color: var(--color-white);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.footer__subtitle {
    color: var(--color-white);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

.footer__text {
    color: var(--color-gray-400);
    line-height: 1.6;
}

.footer__nav {
    list-style: none;
}

.footer__nav li {
    margin-bottom: var(--spacing-sm);
}

.footer__link {
    color: var(--color-gray-400);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer__link:hover,
.footer__link:focus {
    color: var(--color-white);
    text-decoration: none;
}

.footer__bottom {
    border-top: 1px solid var(--color-gray-800);
    padding-top: var(--spacing-lg);
    text-align: center;
}

.footer__copyright,
.footer__institutional {
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-sm);
}

.footer__legal {
    margin-top: var(--spacing-md);
}

.footer__legal-item {
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-sm);
}

.footer__link--privacy {
    color: var(--color-white);
    font-weight: 700;
    background: none;
    border: 0;
    padding: 0;
    cursor: pointer;
}

/* Privacy Policy Modal */
body.privacy-modal-open {
    overflow: hidden;
}

.privacy-modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.privacy-modal.is-open {
    display: flex;
}

.privacy-modal__backdrop {
    position: absolute;
    inset: 0;
    background-color: rgba(6, 14, 27, 0.7);
    backdrop-filter: blur(2px);
}

.privacy-modal__panel {
    position: relative;
    width: min(920px, 100%);
    max-height: 90vh;
    overflow-y: auto;
    border-radius: var(--border-radius-lg);
    background-color: var(--color-white);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(10, 22, 40, 0.08);
}

.privacy-modal__close {
    position: sticky;
    top: 0;
    margin-left: auto;
    display: block;
    width: 42px;
    height: 42px;
    border: 0;
    background: transparent;
    color: #0a1628;
    font-size: 1.8rem;
    line-height: 1;
    cursor: pointer;
    z-index: 2;
}

.privacy-modal__header {
    padding: var(--spacing-2xl);
    background: linear-gradient(135deg, #0a1628 0%, #0f2f5f 100%);
    color: var(--color-white);
}

.privacy-modal__title {
    margin: 0 0 var(--spacing-sm);
    color: var(--color-white);
}

.privacy-modal__intro {
    margin: 0;
    color: rgba(255, 255, 255, 0.9);
}

.privacy-modal__content {
    padding: var(--spacing-2xl);
}

.privacy-modal__content h3 {
    color: var(--color-primary);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-sm);
}

.privacy-modal__content h3:first-child {
    margin-top: 0;
}

.privacy-modal__content p,
.privacy-modal__content li {
    color: var(--color-gray-700);
    line-height: 1.8;
}

.privacy-modal__content ul {
    padding-left: 1.2rem;
    margin: 0 0 var(--spacing-lg);
}

.privacy-modal__content a {
    color: var(--color-primary);
    font-weight: 700;
    text-decoration: none;
}

.privacy-modal__content a:hover,
.privacy-modal__content a:focus {
    text-decoration: underline;
}

@media (max-width: 767px) {
    .privacy-modal {
        padding: var(--spacing-sm);
    }

    .privacy-modal__header,
    .privacy-modal__content {
        padding: var(--spacing-lg);
    }
}

/* Main content */
main {
    min-height: calc(100vh - 200px);
}