/* ==========================================================================
   TODAKI — LAYOUT.CSS (Header, Menu Mobile, Grid Editorial, Footer Rico)
   ========================================================================== */

/* 1. Containers & Estrutura */
.site-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-main {
  flex: 1 0 auto;
  width: 100%;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-lg);
  padding-right: var(--space-lg);
}

.container-narrow {
  max-width: 860px;
}

.section-spacing {
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-3xl);
}

.section-spacing-sm {
  padding-top: var(--space-xl);
  padding-bottom: var(--space-xl);
}

/* 2. Cabeçalho Principal (Header) */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(250, 248, 245, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-subtle);
  transition: box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.site-header.is-scrolled {
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
  gap: var(--space-lg);
}

/* Brand Logo */
.header-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.brand-tagline {
  display: none;
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.2;
  border-left: 1px solid var(--border-subtle);
  padding-left: 0.75rem;
}

@media (min-width: 1024px) {
  .brand-tagline {
    display: block;
  }
}

/* Navegação Desktop */
.nav-desktop {
  display: none;
}

@media (min-width: 860px) {
  .nav-desktop {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
  }

  .nav-desktop-list {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
  }

  .nav-link {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-main);
    position: relative;
    padding: 0.5rem 0.25rem;
    transition: color var(--transition-fast);
  }

  .nav-link:hover, .nav-link.is-active {
    color: var(--brand-primary);
  }

  .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--brand-primary);
    transition: width var(--transition-fast);
  }

  .nav-link:hover::after, .nav-link.is-active::after {
    width: 100%;
  }
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* Botão de Busca Rápida */
.btn-search-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  background-color: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  transition: all var(--transition-fast);
}

.btn-search-toggle:hover {
  background-color: var(--brand-primary-light);
  color: var(--brand-primary);
  border-color: var(--brand-primary);
}

/* Botão Menu Mobile (Hambúrguer Autoral) */
.btn-mobile-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background-color: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  gap: 5px;
  padding: 10px;
}

@media (min-width: 860px) {
  .btn-mobile-toggle {
    display: none;
  }
}

.btn-mobile-toggle .bar {
  width: 22px;
  height: 2px;
  background-color: var(--text-main);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-fast);
}

.btn-mobile-toggle[aria-expanded="true"] .bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.btn-mobile-toggle[aria-expanded="true"] .bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* 3. Menu Mobile Drawer */
.mobile-drawer-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(20, 20, 22, 0.4);
  backdrop-filter: blur(4px);
  z-index: 101;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.mobile-drawer-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 85%;
  max-width: 360px;
  background-color: var(--bg-canvas);
  z-index: 102;
  box-shadow: -8px 0 24px rgba(0, 0, 0, 0.12);
  display: flex;
  flex-direction: column;
  padding: var(--space-xl);
  transform: translateX(100%);
  transition: transform var(--transition-base);
  overflow-y: auto;
}

.mobile-drawer.is-open {
  transform: translateX(0);
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-2xl);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-subtle);
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  margin-bottom: var(--space-2xl);
}

.mobile-nav-link {
  font-size: 1.25rem;
  font-family: var(--font-serif);
  font-weight: 600;
  color: var(--text-main);
  padding: 0.5rem 0;
  display: block;
}

.mobile-nav-link.is-active {
  color: var(--brand-primary);
}

.mobile-drawer-footer {
  margin-top: auto;
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border-subtle);
}

/* 4. Rodapé Editorial Rico (Footer) */
.site-footer {
  background-color: #F4EFEA;
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-xl);
  margin-top: auto;
}

.footer-newsletter-box {
  background-color: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl) var(--space-xl);
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-3xl);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 860px) {
  .footer-newsletter-box {
    grid-template-columns: 1.2fr 1fr;
    align-items: center;
    padding: var(--space-3xl);
  }
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-3xl);
}

@media (min-width: 640px) and (max-width: 859px) {
  /* No tablet pequeno ou mobile: regra estrita de 1 coluna ou tablet controlado */
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 860px) {
  .footer-grid {
    grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
    gap: var(--space-2xl);
  }
}

.footer-col h3, .footer-col h4 {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-main);
  margin-bottom: var(--space-lg);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-link {
  font-size: 0.95rem;
  color: var(--text-muted);
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-link:hover {
  color: var(--brand-primary);
  transform: translateX(3px);
}

.footer-brand-info p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-top: 1rem;
  line-height: 1.6;
}

.footer-social-links {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: var(--space-lg);
}

.social-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background-color: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  transition: all var(--transition-fast);
}

.social-btn:hover {
  background-color: var(--brand-primary);
  color: #FFFFFF;
  border-color: var(--brand-primary);
  transform: translateY(-2px);
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: center;
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-light);
}

@media (min-width: 860px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  justify-content: center;
}

/* ==========================================================================
   REGRA ESTRITA DE RESPONSIVIDADE MOBILE (Nenhum item com 2 colunas no mobile)
   ========================================================================== */
@media (max-width: 768px) {
  .footer-grid,
  .hero-grid,
  .recent-posts-grid,
  .categories-highlight-grid,
  .differentials-grid,
  .posts-archive-grid,
  .pilares-grid,
  .contact-layout-grid {
    grid-template-columns: 1fr !important;
  }

  .container {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }

  .header-inner {
    height: 70px;
  }

  .brand-logo-img {
    height: 40px;
  }
}