/* ============================================
   SPKR - LAYOUT
   ============================================

   Arquivo: layout.css
   Descrição: Header, navegação e footer
   Versão: 1.0

   ============================================ */

/* ============================================
   HEADER
   ============================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    z-index: var(--z-header);
    transition: var(--transition-base);
}

.header--transparent {
    background-color: transparent;
    box-shadow: none;
}

.header--scrolled {
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
}

.header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

@media (min-width: 1024px) {
    .header__container {
        height: 80px;
    }
}

/* Logo */
.header__logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.header__logo img {
    height: 36px;
    width: auto;
}

/* Estado padrão: mostrar logo dark, esconder logo light */
.header__logo-dark {
    display: block;
}

.header__logo-light {
    display: none;
}

@media (min-width: 1024px) {
    .header__logo img {
        height: 40px;
    }
}

/* ============================================
   NAVEGAÇÃO MOBILE
   ============================================ */

.header__toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: 8px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: calc(var(--z-modal) + 1);
}

@media (min-width: 1024px) {
    .header__toggle {
        display: none;
    }
}

.header__toggle-bar {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-gray-900);
    transition: var(--transition-base);
    transform-origin: center;
}

/* Menu aberto - X */
.header__toggle[aria-expanded="true"] .header__toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.header__toggle[aria-expanded="true"] .header__toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Overlay mobile */
.header__overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: calc(var(--z-modal) - 1);
}

.header__overlay.is-visible {
    opacity: 1;
    visibility: visible;
}

@media (min-width: 1024px) {
    .header__overlay {
        display: none;
    }
}

/* ============================================
   NAVEGAÇÃO
   ============================================ */

.header__nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--color-white);
    box-shadow: var(--shadow-2xl);
    transition: right var(--transition-slow);
    z-index: var(--z-modal);
    overflow-y: auto;
    padding: var(--space-20) var(--space-6) var(--space-6);
}

.header__nav.is-open {
    right: 0;
}

@media (min-width: 1024px) {
    .header__nav {
        position: static;
        width: auto;
        max-width: none;
        height: auto;
        background: transparent;
        box-shadow: none;
        padding: 0;
        overflow: visible;
    }
}

.header__menu {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

@media (min-width: 1024px) {
    .header__menu {
        flex-direction: row;
        align-items: center;
        gap: var(--space-1);
    }
}

.header__item {
    position: relative;
}

.header__link {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    color: var(--color-gray-700);
    border-radius: var(--radius-md);
    transition: var(--transition-colors);
}

.header__link:hover {
    color: var(--color-primary-dark);
    background-color: var(--color-gray-100);
}

.header__link[aria-current="page"] {
    color: var(--color-primary-dark);
}

@media (min-width: 1024px) {
    .header__link {
        padding: var(--space-2) var(--space-3);
    }

    .header__link:hover {
        background-color: transparent;
    }
}

.header__arrow {
    width: 16px;
    height: 16px;
    transition: var(--transition-transform);
}

/* ============================================
   DROPDOWN
   ============================================ */

.header__submenu {
    display: none;
    flex-direction: column;
    padding-left: var(--space-4);
    margin-top: var(--space-1);
}

.header__item--dropdown.is-open .header__submenu {
    display: flex;
}

.header__item--dropdown.is-open .header__arrow {
    transform: rotate(180deg);
}

@media (min-width: 1024px) {
    .header__submenu {
        position: absolute;
        top: 100%;
        left: 0;
        min-width: 220px;
        background-color: var(--color-white);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-lg);
        padding: var(--space-2);
        padding-top: var(--space-4);
        margin-top: 0;
        opacity: 0;
        visibility: hidden;
        transform: translateY(0);
        transition: opacity 0.2s ease, visibility 0.2s ease;
    }

    /* Ponte invisível para manter o hover */
    .header__item--dropdown::after {
        content: '';
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        height: 20px;
        background: transparent;
    }

    .header__item--dropdown:hover .header__submenu,
    .header__item--dropdown:focus-within .header__submenu {
        display: flex;
        opacity: 1;
        visibility: visible;
    }

    .header__item--dropdown:hover .header__arrow,
    .header__item--dropdown:focus-within .header__arrow {
        transform: rotate(180deg);
    }

    .header__item--dropdown.is-open .header__submenu {
        display: flex;
        opacity: 1;
        visibility: visible;
    }
}

.header__submenu a {
    display: block;
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    border-radius: var(--radius-md);
    transition: var(--transition-colors);
}

.header__submenu a:hover {
    color: var(--color-primary-dark);
    background-color: var(--color-gray-100);
}

/* CTA do Header */
.header__cta {
    display: none;
}

@media (min-width: 1024px) {
    .header__cta {
        display: inline-flex;
        margin-left: var(--space-4);
    }
}

/* CTA mobile (dentro do menu) */
.header__cta-mobile {
    display: block;
    margin-top: var(--space-6);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-gray-200);
}

@media (min-width: 1024px) {
    .header__cta-mobile {
        display: none;
    }
}

/* ============================================
   MAIN CONTENT
   ============================================ */

.main {
    padding-top: 72px;
}

@media (min-width: 1024px) {
    .main {
        padding-top: 80px;
    }
}

/* Para páginas com hero transparente */
.main--hero-transparent {
    padding-top: 0;
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background-color: var(--color-gray-900);
    color: var(--color-gray-300);
    padding-top: var(--space-16);
    padding-bottom: var(--space-8);
}

.footer__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-10);
    margin-bottom: var(--space-12);
}

@media (min-width: 640px) {
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer__grid {
        grid-template-columns: 2fr 1fr 1fr 1.5fr;
        gap: var(--space-8);
    }
}

/* Coluna Brand */
.footer__brand {
    max-width: 280px;
}

@media (min-width: 640px) {
    .footer__brand {
        grid-column: span 2;
    }
}

@media (min-width: 1024px) {
    .footer__brand {
        grid-column: span 1;
    }
}

.footer__logo {
    height: 32px;
    width: auto;
    margin-bottom: var(--space-4);
}

.footer__description {
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-6);
}

/* Social */
.footer__social {
    display: flex;
    gap: var(--space-3);
}

.footer__social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--color-gray-800);
    border-radius: var(--radius-full);
    color: var(--color-gray-400);
    transition: var(--transition-all);
}

.footer__social a:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.footer__social svg {
    width: 20px;
    height: 20px;
}

/* Colunas de links */
.footer__column {
    min-width: 0;
}

.footer__title {
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer__links a {
    font-size: var(--text-sm);
    color: var(--color-gray-400);
    transition: var(--transition-colors);
}

.footer__links a:hover {
    color: var(--color-white);
}

/* Contato */
.footer__contact {
    font-style: normal;
}

.footer__contact p {
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-4);
}

.footer__contact p:last-child {
    margin-bottom: 0;
}

.footer__contact strong {
    display: block;
    color: var(--color-gray-200);
    margin-bottom: var(--space-1);
}

.footer__contact a {
    color: var(--color-gray-400);
    transition: var(--transition-colors);
}

.footer__contact a:hover {
    color: var(--color-primary-light);
}

/* Barra inferior */
.footer__bottom {
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-gray-800);
}

.footer__copyright {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
    text-align: center;
    margin: 0;
}

@media (min-width: 1024px) {
    .footer__copyright {
        text-align: left;
    }
}

/* ============================================
   CTA SECTION (Final de página)
   ============================================ */

.cta-section {
    background-color: var(--color-primary-dark);
    padding: var(--space-16) 0;
    text-align: center;
}

.cta-section__title {
    font-size: var(--text-2xl);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

@media (min-width: 640px) {
    .cta-section__title {
        font-size: var(--text-3xl);
    }
}

@media (min-width: 1024px) {
    .cta-section__title {
        font-size: var(--text-4xl);
    }
}

.cta-section__text {
    font-size: var(--text-lg);
    color: var(--color-gray-300);
    max-width: 600px;
    margin: 0 auto var(--space-8);
}

.cta-section .btn {
    min-width: 200px;
}