/* ============================================
   GLOBAL — base, header, footer, utilities
   Visual clean: predominância de neutros
   ============================================ */

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--fonte-texto);
  font-size: var(--tamanho-corpo);
  color: var(--cor-corpo);
  background: var(--cor-fundo);
  line-height: var(--lh-corpo);
}

body.is-menu-open { overflow: hidden; }

a { color: inherit; transition: color var(--transicao); }
a:hover { color: var(--cor-primaria); }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--fonte-display);
  color: var(--cor-titulo);
  line-height: var(--lh-titulo);
  font-weight: 700;
  letter-spacing: -0.015em;
}

::selection { background: var(--cor-primaria); color: #FFF; }

.skip-link {
  position: absolute; top: -100px; left: 16px;
  background: var(--cor-dark); color: #FFF;
  padding: 10px 16px; border-radius: 6px;
  z-index: 9999; font-weight: 600; font-size: 14px;
}
.skip-link:focus { top: 12px; }

.container {
  max-width: var(--largura-max);
  margin: 0 auto;
  padding: 0 var(--padding-container);
}

/* ============================================
   HEADER — clean, branco com borda sutil
   ============================================ */

.site-header {
  position: sticky; top: 0; z-index: 100;
  background: #FFF;
  border-bottom: 1px solid var(--cor-borda);
  box-shadow: var(--sombra-header);
}

.site-header__top-strip {
  background: var(--cor-dark);
  color: #FFF;
  font-size: 12px;
  font-weight: 500;
  text-align: center;
  padding: 6px 16px;
}
.site-header__top-strip a {
  color: var(--cor-primaria);
  text-decoration: underline;
  text-underline-offset: 2px;
  font-weight: 600;
}

.site-header__container {
  display: flex;
  align-items: center;
  gap: 20px;
  max-width: var(--largura-max);
  margin: 0 auto;
  padding: 12px var(--padding-container);
  min-height: 84px;
}

.site-header__logo {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.site-header__logo img,
.site-header__logo svg {
  height: 36px; width: 36px;
  flex-shrink: 0;
}

/* Variante horizontal — logo wordmark embutido, sem ícone separado */
.site-header__logo--horizontal img {
  height: 68px;
  width: auto;
  max-width: 300px;
}

@media (max-width: 1024px) {
  .site-header__logo--horizontal img { height: 52px; max-width: 220px; }
}
@media (max-width: 640px) {
  .site-header__logo--horizontal img { height: 44px; max-width: 180px; }
}

.site-header__brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
  gap: 1px;
}

.site-header__brand-name {
  font-family: var(--fonte-display);
  font-size: 19px;
  font-weight: 600;
  color: var(--cor-titulo);
  letter-spacing: -0.025em;
  font-style: italic;
}

.site-header__brand-tagline {
  font-family: var(--fonte-texto);
  font-size: 10px;
  color: var(--cor-corpo-suave);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 600;
}

/* NAV — single line, sem quebrar */
.site-header__nav {
  margin-left: auto;
  display: flex;
  gap: 0;
  align-items: center;
  flex-wrap: nowrap;
  white-space: nowrap;
}

.site-header__nav-link {
  color: var(--cor-corpo);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 10px;
  border-radius: 6px;
  transition: all var(--transicao);
  white-space: nowrap;
}

.site-header__nav-link:hover {
  color: var(--cor-primaria);
  background: var(--cor-primaria-suave);
}

.site-header__nav-link[aria-current="page"] {
  color: var(--cor-primaria);
  font-weight: 600;
}

.site-header__cta {
  margin-left: 8px;
  background: var(--cor-primaria);
  color: #FFF;
  font-weight: 600;
  padding: 9px 18px;
  border-radius: 8px;
  font-size: 13px;
  transition: all var(--transicao);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.site-header__cta:hover {
  background: var(--cor-primaria-hover);
  color: #FFF;
  transform: translateY(-1px);
}

.site-header__menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  color: var(--cor-titulo);
  margin-left: auto;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
}
.site-header__menu-toggle svg { width: 22px; height: 22px; }

/* Mobile drawer */
.site-header__mobile-drawer {
  position: fixed; inset: 0;
  background: #FFF;
  z-index: 200;
  display: none;
  flex-direction: column;
  padding: 72px 24px 24px;
  overflow-y: auto;
}

.site-header__mobile-drawer.is-open { display: flex; }

.site-header__mobile-close {
  position: absolute;
  top: 16px; right: 16px;
  width: 40px; height: 40px;
  color: var(--cor-titulo);
  display: flex; align-items: center; justify-content: center;
}
.site-header__mobile-close svg { width: 24px; height: 24px; }

.site-header__mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.site-header__mobile-link {
  color: var(--cor-titulo);
  font-size: 18px;
  font-weight: 600;
  padding: 14px 4px;
  border-bottom: 1px solid var(--cor-borda-suave);
  font-family: var(--fonte-display);
}

.site-header__mobile-link:hover { color: var(--cor-primaria); }

.site-header__mobile-cta {
  margin-top: 24px;
  background: var(--cor-primaria);
  color: #FFF;
  padding: 14px 20px;
  border-radius: 8px;
  font-weight: 600;
  text-align: center;
}

@media (max-width: 1024px) {
  .site-header__container { padding: 10px 16px; min-height: 68px; gap: 12px; }
  .site-header__logo img, .site-header__logo svg { height: 32px; width: 32px; }
  .site-header__brand-name { font-size: 15px; }
  .site-header__brand-tagline { display: none; }
  .site-header__nav, .site-header__cta { display: none; }
  .site-header__menu-toggle { display: inline-flex; }
}

/* ============================================
   FOOTER — escuro e compacto
   ============================================ */

.site-footer {
  background: var(--cor-dark);
  color: #9CA3AF;
  padding: 48px var(--padding-container) 20px;
  margin-top: var(--gap-secao);
  font-size: 14px;
}

.site-footer__inner {
  max-width: var(--largura-max);
  margin: 0 auto;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.site-footer__brand-block { display: flex; flex-direction: column; gap: 12px; }

.site-footer__brand {
  display: inline-flex; align-items: center; gap: 10px;
}

.site-footer__brand-logo { width: 36px; height: 36px; }

/* Variante vertical (logo PNG quadrada com símbolo + wordmark embutidos) */
.site-footer__brand--vertical {
  display: block;
  background: var(--cor-fundo);
  border-radius: var(--radius-medio);
  padding: 16px;
  width: fit-content;
}
.site-footer__brand--vertical .site-footer__brand-logo {
  width: 140px;
  height: auto;
  max-width: 100%;
}

.site-footer__brand-name {
  font-family: var(--fonte-display);
  font-size: 18px;
  font-weight: 700;
  color: #FFF;
  letter-spacing: -0.02em;
}

.site-footer__about {
  font-size: 13px;
  line-height: 1.55;
  color: #9CA3AF;
  max-width: 320px;
}

.site-footer__social {
  display: flex; gap: 8px; margin-top: 4px;
}

.site-footer__social a {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  display: inline-flex; align-items: center; justify-content: center;
  color: #9CA3AF;
  transition: all var(--transicao);
}

.site-footer__social a:hover {
  background: var(--cor-primaria);
  color: #FFF;
}

.site-footer__social svg { width: 16px; height: 16px; }

.site-footer__col h4 {
  color: #FFF;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: 12px;
}

.site-footer__col ul { display: flex; flex-direction: column; gap: 6px; }

.site-footer__col a {
  color: #9CA3AF;
  font-size: 13px;
  transition: color var(--transicao);
}

.site-footer__col a:hover { color: #FFF; }

.site-footer__bottom {
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 12px;
  color: #6B7280;
}

@media (max-width: 1024px) {
  .site-footer__grid { grid-template-columns: 1fr 1fr; gap: 24px; }
}
@media (max-width: 640px) {
  .site-footer__grid { grid-template-columns: 1fr; }
  .site-footer__bottom { flex-direction: column; text-align: center; }
}

/* ============================================
   BUTTONS / UTILITIES
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all var(--transicao);
  white-space: nowrap;
}

.btn--primary {
  background: var(--cor-primaria);
  color: #FFF;
}
.btn--primary:hover { background: var(--cor-primaria-hover); color: #FFF; }

.btn--outline {
  background: transparent;
  border: 1.5px solid var(--cor-borda);
  color: var(--cor-titulo);
}
.btn--outline:hover { border-color: var(--cor-primaria); color: var(--cor-primaria); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: var(--radius-redondo);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Loading spinner */
[aria-busy="true"] {
  position: relative;
  min-height: 180px;
}
[aria-busy="true"]::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  width: 32px; height: 32px;
  margin: -16px 0 0 -16px;
  border: 2px solid var(--cor-borda);
  border-top-color: var(--cor-primaria);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Back to top */
.back-to-top {
  position: fixed;
  right: 20px; bottom: 20px;
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--cor-dark);
  color: #FFF;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--sombra-grande);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity var(--transicao), transform var(--transicao);
  z-index: 90;
}
.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.back-to-top svg { width: 18px; height: 18px; }

/* Aviso afiliado bloco */
.aviso-afiliado-bloco {
  background: var(--cor-fundo-suave);
  border-left: 3px solid var(--cor-acento);
  padding: 12px 16px;
  border-radius: var(--radius-pequeno);
  margin: 20px 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--cor-corpo);
}
.aviso-afiliado-bloco strong { color: var(--cor-titulo); }
.aviso-afiliado-bloco a {
  color: var(--cor-primaria);
  font-weight: 600;
  text-decoration: underline;
}

/* Visibilidade garantida — elementos críticos sempre opacos */
.post-card, .sidebar__bloco, .categoria-card, .ferramenta-card,
.home-hero__container, .post-hero__container, .category-hero__container {
  opacity: 1 !important;
}