/* ==========================================================================
   Header (fixo + glassmorphism)
   ========================================================================== */
.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 500;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(52, 68, 46, 0.86);
  backdrop-filter: blur(15px) saturate(10%);
  -webkit-backdrop-filter: blur(15px) saturate(10%);
  border-bottom: 1px solid rgba(247, 243, 232, 0.14);
  transition:
    background var(--dur-med) var(--ease-out),
    box-shadow var(--dur-med) var(--ease-out);
}

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

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-cream);
  transform: scale(1.06);
}

.brand-logo-horizontal {
  height: 48px;
  width: auto;
}

.nav-desktop {
  display: none;
}

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

.nav-desktop a:not(.btn) {
  color: var(--color-cream);
  font-weight: 600;
  font-size: 0.95rem;
  position: relative;
  padding-block: 0.35rem;
}

.nav-desktop a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--dur-fast) var(--ease-out);
}

.nav-desktop a:not(.btn):hover,
.nav-desktop a:not(.btn):focus-visible {
  color: var(--color-accent);
}

.nav-desktop a:not(.btn):hover::after,
.nav-desktop a:not(.btn):focus-visible::after {
  width: 100%;
}

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

/* Botão de CTA do header: verde some contra o vidro esverdeado do header,
   então aqui ele fica laranja/dourado pra se destacar de verdade */
.header-actions .btn-primary {
  background: var(--color-accent);
  color: var(--color-brown-900);
}

/* Esse botão também carrega a classe .nav-desktop (controla se ele aparece
   junto do menu desktop) — só que .nav-desktop define display:block pra
   esconder/mostrar a nav inteira, e isso ganha do display:inline-flex do
   .btn (mesma especificidade, mas .nav-desktop vem depois no CSS), o que
   quebrava ícone e texto em duas linhas. Reforça o inline-flex aqui. */
.header-actions .btn-primary.nav-desktop {
  display: inline-flex;
}

/* No mobile o botão vira só o ícone (círculo, como o menu-toggle);
   o texto some e volta a aparecer no breakpoint desktop abaixo. */
.header-actions .btn-primary.nav-desktop {
  padding: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
}

.header-actions .btn-primary .btn-label {
  display: none;
}

.header-actions .btn-primary svg,
.nav-mobile .btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.header-actions .btn-primary::after {
  animation: pulse-gold 2.6s ease-out infinite;
}

.header-actions .btn-primary:hover,
.header-actions .btn-primary:focus-visible {
  background: var(--color-accent-dark);
  color: var(--color-brown-900);
}

@keyframes pulse-gold {
  0% {
    box-shadow: 0 0 0 0 rgba(201, 154, 46, 0.45);
  }
  70% {
    box-shadow: 0 0 0 16px rgba(201, 154, 46, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(201, 154, 46, 0);
  }
}

/* Botão hambúrguer */
.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  align-items: center;
}

.menu-toggle:hover {
  background: rgba(247, 243, 232, 0.14);
}

.menu-toggle span {
  width: 22px;
  height: 2px;
  background: var(--color-cream);
  border-radius: var(--radius-pill);
  transition:
    transform var(--dur-fast) var(--ease-out),
    opacity var(--dur-fast) var(--ease-out);
}

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

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

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

/* Menu mobile */
.nav-mobile {
  position: fixed;
  top: var(--header-h);
  inset-inline: 0;
  bottom: 0;
  background: var(--color-cream-soft);
  transform: translateX(100%);
  transition: transform var(--dur-med) var(--ease-out);
  overflow-y: auto;
  z-index: 400;
}

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

.nav-mobile ul {
  display: flex;
  flex-direction: column;
  padding: var(--space-lg) var(--space-md);
  gap: var(--space-sm);
}

.nav-mobile a:not(.btn) {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 600;
  padding-block: 0.5rem;
  display: inline-block;
}

.nav-mobile .btn {
  margin-top: var(--space-sm);
  width: 100%;
}

@media (min-width: 960px) {
  .nav-desktop {
    display: block;
  }
  .menu-toggle {
    display: none;
  }
  .nav-mobile {
    display: none;
  }
  .header-actions .btn-primary.nav-desktop {
    width: auto;
    height: auto;
    padding: 0.7rem 1.3rem;
    border-radius: var(--radius-pill);
  }
  .header-actions .btn-primary .btn-label {
    display: inline;
  }
}