/* =========================================================
   LAYOUT.CSS
   Estrutura macro da página: grid, seções, header/footer.
   Mobile first — 4 colunas por padrão; tablet/desktop
   ampliam via responsive.css (docs/design-system.md §7/§11).
   ========================================================= */

html,
body {
  overflow-x: hidden; /* nunca gerar scroll horizontal na página */
}

/* Compensa a navbar sticky ao navegar por âncora (#sobre, #faq...) */
section[id] {
  scroll-margin-top: 88px;
}

.section {
  padding-block: var(--space-10);
}

.section--alt {
  background-color: var(--color-background-alt);
}

/* Textura discreta reaproveitada em várias seções claras (Como Funciona,
   FAQ, Parceiros) para tirar o efeito "bloco branco liso" sem virar ruído
   visual — dois blobs muito suaves ancorados nos cantos opostos. */
.section--decorated {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.section--decorated::before,
.section--decorated::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  z-index: -1;
}

.section--decorated::before {
  width: 420px;
  height: 420px;
  top: -160px;
  right: -140px;
  background: radial-gradient(circle, var(--color-primary-200), transparent 70%);
  opacity: 0.5;
}

.section--decorated::after {
  width: 320px;
  height: 320px;
  bottom: -140px;
  left: -120px;
  background: radial-gradient(circle, var(--color-tertiary-300), transparent 70%);
  opacity: 0.4;
}

.section__header {
  max-width: 640px;
  margin-bottom: var(--space-8);
}

.section__header--center {
  margin-inline: auto;
  text-align: center;
}

.section__eyebrow {
  display: block;
  margin-bottom: var(--space-2);
}

.section__title {
  margin-bottom: var(--space-3);
}

.section__description {
  color: var(--color-text-secondary);
}

/* ---------- Grid genérico (mobile-first, 4 colunas) ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

.grid--2 {
  grid-template-columns: repeat(2, 1fr);
}

/* ---------- Header ---------- */
.site-header {
  width: 100%;
}

/* ---------- Footer ---------- */
.site-footer {
  position: relative;
  background-color: var(--color-secondary-700);
  color: var(--color-text-on-dark);
  padding-block: var(--space-16) var(--space-8);
  overflow: hidden;
  isolation: isolate;
}

.site-footer__divider {
  position: absolute;
  top: -1px;
  left: 0;
  width: 100%;
  height: 40px;
  z-index: 0;
}

/* Marca d'água decorativa: o próprio troféu, gigante e translúcido,
   ancorado ao canto — reforça a identidade sem competir com o conteúdo. */
.site-footer__watermark {
  position: absolute;
  z-index: 0;
  top: -8%;
  right: -4%;
  width: 320px;
  opacity: 0.05;
  pointer-events: none;
}

.site-footer .container {
  position: relative;
  z-index: 1;
}

.footer__grid {
  display: grid;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.footer__logo-img {
  height: 32px;
  width: auto;
}

.footer__tagline {
  color: var(--color-text-on-dark-secondary);
  max-width: 320px;
}

.footer__group-title {
  font-size: 0.8125rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-tertiary-300);
  margin-bottom: var(--space-4);
}

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

.footer__link {
  color: var(--color-text-on-dark-secondary);
  font-size: 0.9375rem;
  transition: color var(--duration-fast) var(--ease-out);
}

.footer__link:hover {
  color: var(--color-text-on-dark);
}

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

.footer__social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background-color: rgba(255, 255, 255, 0.08);
  transition: background-color var(--duration-fast) var(--ease-out);
}

.footer__social-link:hover {
  background-color: var(--color-primary-500);
}

.footer__social-icon {
  width: 18px;
  height: 18px;
}

.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.8125rem;
  color: var(--color-text-on-dark-secondary);
}