/* Header fixo, vidro, full-width */
.cabecalho-fixo {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid transparent;
  transition: border-color 300ms ease, padding 300ms ease;
}
.cabecalho-fixo.com-borda {
  border-bottom-color: var(--border);
}

.cabecalho-conteudo {
  margin: 0 auto;
  max-width: 1280px;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: padding 300ms ease;
}
.cabecalho-fixo.com-borda .cabecalho-conteudo {
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}
@media (min-width: 768px) {
  .cabecalho-conteudo {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

/* Logo */
.cabecalho-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
}
.cabecalho-monograma {
  position: relative;
  width: 2rem;
  height: 2rem;
}
.cabecalho-monograma-borda {
  position: absolute;
  inset: 0;
  border-radius: 0.5rem;
  background: linear-gradient(95deg, #06b6d4 0%, #8b5cf6 50%, #ec4899 100%);
}
.cabecalho-monograma-miolo {
  position: absolute;
  inset: 1.5px;
  border-radius: 7px;
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--foreground);
}
.cabecalho-nome {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--foreground);
  display: none;
}
@media (min-width: 640px) {
  .cabecalho-nome {
    display: inline;
  }
}

/* Navegação */
.cabecalho-nav {
  display: flex;
  align-items: center;
  gap: 0.125rem;
}
@media (min-width: 768px) {
  .cabecalho-nav {
    gap: 0.25rem;
  }
}

.cabecalho-links {
  display: none;
  align-items: center;
  gap: 0.125rem;
}
@media (min-width: 768px) {
  .cabecalho-links {
    display: flex;
  }
}

.cabecalho-link {
  padding: 0.375rem 0.75rem;
  font-size: 0.875rem;
  color: var(--muted-strong);
  border-radius: 0.375rem;
  transition: color 200ms ease, background 200ms ease;
}
.cabecalho-link:hover {
  color: var(--foreground);
  background: rgba(0, 0, 0, 0.04);
}

.cabecalho-contato {
  margin-left: 0.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 1rem;
  border-radius: 0.375rem;
  font-size: 0.875rem;
  font-weight: 500;
  border: 2px solid transparent;
  background: var(--foreground);
  color: var(--background);
  transition: color 200ms ease, background 200ms ease, box-shadow 200ms ease;
}
.cabecalho-contato:hover {
  color: var(--foreground);
  background:
    linear-gradient(#ffffff, #ffffff) padding-box,
    linear-gradient(95deg, #06b6d4 0%, #8b5cf6 50%, #ec4899 100%) border-box;
  box-shadow: 0 4px 14px -4px rgba(139, 92, 246, 0.25);
}